Analysis: Alternative U.S. Tax Code



Introduction

For some time now, there has been a growing discussion on whether the taxation base we are currently using is the right one. Some people argue that the fact that we are using income as the base of taxation makes the economy as a whole very inefficient. Plenty of proposals have been put forth, all with different specifications and details, aimed at making our tax system an effective and equitable mean to provide our government with funds.

The taxation system that we will be analyzing consists in changing the taxation base from income to consumption while getting rid of the corporate income tax. Plenty of European countries already have a taxation system in place which uses consumption and not income as the base for federal taxation, and many analyses have been made on whether eliminating corporate income tax is something that will be generally beneficial or detrimental for a country’s economy.

The specifics of the proposed tax code will be discussed further down and will be pinned up against the current tax code so that at the end of our analysis, we will be able to determine which system would work better for the general economy. It is only reasonable that we analyze the current tax system first in order to illustrate the changes that occur when applying the proposed tax code and the specifics behind those changes.

 

Current Personal Income Tax

            Economists, politicians, and the general public within society all agree that the current tax system is quite complicated and far from perfect. The personal income tax is a big source of revenue for the government, it brings in additional funds which are used to fund public goods and services which might be unlikely to be supplied if not by the government. The current system is based on a set of principles which guide the way legislators create tax policy, although in some cases not every provision is consistent with these principles, and has some very specific issues for which it has been nearly impossible to find solutions to.

The main principles upon which our current personal income tax is based are: income as the basis of taxation, progressivity, family as taxation unit, and an annual, as opposed to a lifetime, income base. When bringing these principles into action in a workable and comprehensive tax law, there have been several identifiable issues which are worth noting. The three main issues with our current tax law concern determining what should be considered “income,” determining when some person has received such income, and deciding what deductions, if any, should be granted to the taxpayers.

For most taxpayers determining income is a straightforward process given that it revolves only around their salary, however, this is not the case for business-owning taxpayers. The current tax code recognizes that expenses an individual incurs to make a living should be deducted from that person’s taxable income. However, this presents an issue given that it gives individuals who own a business the opportunity to claim business expenses and qualify for tax deductions from things that should not be considered business expenses such as traveling and dinners with “clients” which they, at times falsely, claim are part of their business activities.

The timing of when somebody has actually received some income can be tricky at times as it is generally difficult to determine when income has effectively been earned. There are many instances when taxpayers are given some money in advance for a good or a service which is subject to be refunded if certain conditions are not met. This creates an issue given that the present discounted value of these kinds of tax liabilities is reduced when the tax is postponed, hence the phrase that “a dollar today is worth more than a dollar tomorrow.”

Deductions also present a great challenge for the current tax system. Policymakers are constantly being challenged on the question of which deductions to allow and which ones to modify or get rid of. These deductions are designed for two purposes: to get closer to a more equitable tax system, and to encourage a certain set of socially-desirable activities for which individuals would otherwise not have incentives to do. Some deductions such as those for charitable activities are controversial and widely criticized for benefiting people in the higher income classes. Because deductions lead to different individuals facing different rates, they tend to be distortionary and the bulk of economists even argue that it would be preferable to utilize credits instead of deductions.

Our current system is very far from simple, it is the result of years of compromise of competing, and sometimes conflicting, interests. Essentially, all of the principles, assumptions, and implementation practices of the current system have been put in doubt. People have pointed at different aspects of our current tax code and suggested reforms. The proposed tax reform at hand targets the underlying principle that our tax system ought to be income-based and suggests that it might be better to have consumption be the base of it. The following pages will include a discussion of the different aspects of the proposed system and test it against the current system to assess whether one is better than the other and where that superiority lies.

 

Current Corporate Income Tax

The current corporate income tax allows the government to tax incorporated businesses, which are considered business entities with liabilities not attached in any way to the investors of the corporation. This tax has, throughout its history, been subject to plenty of criticism and controversy with some claiming that corporations should be paying their “fair share” of taxes just like individuals, and others arguing for tax deductions which would allow corporations to run more efficiently. However, there is one thing that most economists agree upon: the corporation does not bear the tax, people do.

Most corporate income is subject to a 21% statutory tax rate after being lowered greatly from 35% by the Trump Administration through the Tax Cuts and Jobs Act of 2017; this was the largest overhaul to the corporate income tax made in the last 30 years. Just like with personal income tax, after tax liability is calculated, a firm’s tax is reduced by tax credits which have throughout the years allowed U.S. corporations, especially multinationals, to reduce their tax burdens through complex tax-avoidance strategies.

One thing to note is that the corporate income tax results in what people refer to as “double taxation.” This occurs because income earned by corporations is first subject to the corporate income tax, then this income may also be subject to an additional layer of taxation at the individual level when dividends are paid or when there are capital gains from the sale of shares. This can create an incentive against the incorporation of businesses as many prefer establishing limited liability corporations or partnerships to escape the burden of double taxation. Another consequence of this is the fact that corporations tend to prefer holding more retained earnings rather than paying dividends. This allows for profits to go into increasing stock prices instead which can be more attractive than paying dividends given that capital gains income can be timed and is sometimes taxed at a lower rate than dividends.

The fact that economic inefficiencies arise when taxes distort market choices is undisputed. When businesses allocate their resources motivated by tax-induced incentives, that generally indicates that resources might not be allocated in the most efficient way. Therefore, the corporate income tax might lead to lower economic efficiency to the extent that it leads to misallocation of capital between corporate and noncorporate business entities. In fact, economist John Shoven of Stanford University estimated the deadweight loss from the corporation income tax in the intermediate run to be roughly 12% of the revenue it generated. However, there are some deductions which attempt to address instances where market failures exist. An example of this would be the tax incentives for research and development which generate positive externalities and usually tend to be underprovided by markets alone.

The effective federal corporate tax rate has been declining sharply since 1986. There is an ongoing debate on whether corporations, like individuals, should pay taxes. While some argue they should be paying their “fair share,” others argue against it given that the tax ultimately falls on people such as employees, shareholders, or consumers and that it is a possibility that this specific tax has no significant redistributive effect. Further on we will focus on the analysis of a tax system with no corporate income tax, this given that it is one of the facets of the proposed tax system to be analyzed in this paper.

 

Changing the Base of Federal Taxation from Income to Consumption

The base for federal taxation has been widely discussed throughout the years, some argue that consumption, not income, should be the base of federal taxation and that is exactly the change we will be analyzing. The proposed taxation system includes a change in the base of taxation from income to consumption which is achieved by making forms of savings tax deductible. Since consumption is equal to income minus savings, this change to the tax code will inherently change the basis of taxation from income to consumption.

This is a topic which has been widely discussed in the academic economic community and there have been several research studies which estimate the economic impact of such transition into consumption taxes. The estimates vary given the different models and assumptions used, however, it is widely argued that switching to a consumption tax would increase total economic output by 5% to 10% in the long run as compared with an income tax. This projected increase occurs in a long period of time, often being 100 years, meaning that the change in annual GDP growth would be quite small. Additionally, it should be noted that any adjustments to make the switch less burdensome to groups that are negatively affected will hinder the effectiveness of this change and would make the growth even smaller.

One of the biggest critiques of most consumption taxes is that they violate one of the important principles upon which the current tax system is based: progressiveness. This is the case given that wealthy individuals usually consume a smaller fraction of their income than those with lower incomes and also have more elastic demands for many of the products they consume. The proposed change is no exception to this as it seems to be quite regressive in nature.

It is the case as individuals in higher income bracket tend to accumulate more savings every year and given that under this system savings are deducted from taxable income, they have a bigger advantage on that matter. This is also the case with business expenses and investments as it is evident that individuals with higher income are more likely to engage in these activities and would therefore receive more deductions of these kinds.

Single

Married (Filling Jointly)

Head of Household

Amount Range

Rate

Amount Range

Rate

Amount Range

Rate

$0 - $9,875

10%

$0 - $19,750

10%

$0 - $14,100

10%

$9,876 - $40,125

12%

$19,751 - $80,250

12%

$14,101 - $53,700

12%

$40,126 - $85,525

22%

$80,251 - $171,050

22%

$53,701 - $85,500

22%

$85,526 - $163,300

24%

$171,051 - $326,600

24%

$85,501 - $163,300

24%

$163,301 - $207,350

32%

$326,601 - $414,700

32%

$163,301 - $207,350

32%

$207,351 - $518,400

35%

$414,701 - $622,050

35%

$207,351 - $518,400

35%

$518,401+

37%

$622,051+

37%

$518,401+

37%

Figure 1: 2020 Tax Rates

The proposed tax system would have two brackets, the first $25,000 of taxable income are to be taxed at a 25% rate and all taxable income above that will be taxed at a 49% rate. However, the proposed system also includes a set of standard deductions. These deductions will be of $15,000 if filing single, $26,000 if filing jointly, and $6,000 per dependent. This change represents some progressiveness as said deductions represent a very large percentage of low-income individuals’ AGI which in some cases might even surpass 100%. On the other hand, these deductions are of very little significance to people in the higher income brackets as they represent only a small fraction of their AGI.

To illustrate the changes, I have created a model (Figure 2) which predicts the tax expenditures of the individuals filing single and with no dependents at five different income levels. In the construction of such model, I am making the assumption that whenever someone’s AGI is lower than the standard deduction, they would not pay any taxes nor receive any money back. The model was created using 2019 data from the Bureau of Labor Statistics on consumption as a percentage of income assuming that the data represents a single individual within the household for the sake of simplicity and illustration.

Income Group

Extremely Low Earner/ Spender

Bottom 20%

Average American

Top 20%

Extremely High Earner/ Spender

Total Income

$9,000.00

$25,525.00

$73,572.60

$187,998.11

$1,000,000.00

Consumption (AGI)

$9,000.00

$25,525.00

$53,708.00

$99,639.00

$300,000.00

Consumption as % of income

100%

100%

73%

53%

30%

Standard Deduction

($15,000.00)

($15,000.00)

($15,000.00)

($15,000.00)

($15,000.00)

Taxable AGI

($6,000.00)

$10,525.00

$38,708.00

$84,639.00

$285,000.00

Total Taxes Paid

-

$2,631.25

$12,966.92

$35,473.11

$133,650.00

Tax Expense % of Income

-

10%

18%

19%

13%

Previous Tax Rate

10%

12%

22%

32%

37%

Taxes Paid Under Current System

$900.00

$3,063.00

$16,185.97

$60,159.40

$370,000.00

Difference ($)

($900.00)

($431.75)

($3,219.05)

($24,686.29)

($236,350.00)

Difference (%)

-10%

-2%

-4%

-13%

-24%

Figure 2: Tax Expenditure Simulation Under New System

When simulating the actual rates and taxes paid under the current changes there are some things which must be noted. By analyzing the numbers, we can clearly see that people across different income groups would all be paying less taxes than under the current system. This essentially means that there is reason to believe that the government would be raising less taxes under these provisions. This would result in less money provided for public amenities, schools, and healthcare among other things which are bound to disproportionately affect lower income communities the most.

In terms of equity shifts, the effects of this tax are quite interesting. First, it is important to mention that people who have an AGI which is less than the standard deduction they receive would not be paying any taxes under this system. This change results in great benefits for those in the lowest income classes. Then, as the income levels progress towards the lower middle-income classes, we can see that the current system results in less difference for them as someone in the bottom quintile would only be seeing a difference of approximately 2% in their tax rate.

However, the biggest beneficiaries from this change, as the model shows, would be the people in the highest income classes. As Figure 2 illustrates, people in the top 20% would be paying around 13% less in taxes. This number goes up as income grows with extremely high earners and spenders paying around 24% less than what they currently pay under the current tax system. The evident explanation to this is that as income grows, consumption as a percentage of income decreases. Low-income individuals are less able to save and more often than not they end up spending 100% of their income on basic necessities. On the other hand, it is very rare for someone to spend $1 million a year on non-business expenditures, meaning that high earners save more and are greatly rewarded for this natural occurrence under this system.

Individual behavior is also likely to change in response to the changes in taxation. Given that savings and investment are to be deducted from taxable income, these behaviors are said to be incentivized and are expected to increase. Individuals under this system will choose to save and invest large portions of their income whenever possible in order for their taxes to be lower. This is beneficial given that with people’s savings accounts increasing, individuals will have more liquidity and will be less affected in periods of economic downturns. They would also be incentivized to invest their money which will increase the pool of capital that businesses have and will allow them to grow, leading to increased job creation. However, as previously stated, low earners would find it very difficult to benefit from this as they usually spend 100% of their income.

Changing the taxation base constitutes a big change which is likely to have a big impact on society. As we have discussed, there is evidence to believe that the change will provide the government with fewer funds than under the current system. Then, taxing consumption can also be seen as either progressive or regressive when looked from different perspectives. It can be seen as progressive as standard deductions represent a bigger portion of low-income individuals’ AGI and in some instances lead them to be tax exempt. However, I believe this is outweighed by the overall regressiveness of the measure as it is clear that high-income individuals would be the main beneficiaries of this change, acquiring benefits far greater than those in the lower and middle classes resulting in increased inequalities. Individual behaviors and attitudes towards investing and saving are also likely to change with this particular tax and that is very likely to bring about positive change and economic stimulation. All these changes have to be measured and balanced out in order to assess whether making this switch would be in general better or worse for society.

 

Eliminating the Corporate Income Tax

As previously stated, corporate income tax is controversial given that it has provisions for which it is very difficult to assess who carries the burden of the tax. However, economists agree that it is people, not corporations who bear the burden of this tax; it is the people working, owning shares, or consuming the products or services of the company who are ultimately affected. The corporate income tax has been declining for the last 30 years or so and has reached a new low with the Trump Administration tax cut, however, the proposed tax system would not only reduce it but rather eliminate it completely.

Eliminating the corporate tax is an idea that, although popular, has raised very comprehensive and realistic equity concerns given that the income tax contributes to the overall progressivity of the tax system. Statistics from the Congressional Budget Office estimated that in 2010 the average corporate income tax paid by those in the top 1% of the income distribution was 6.9% while those in the bottom quintile of the income distribution paid an average tax of only 0.7%. Further, it is estimated that households in the top income quintile paid 78.8% of all corporate income taxes while those in the bottom quintile paid merely 1.7% of all corporate income taxes while earning 5.1% of all the pretax income.

These statistics allow us to see how, through a corporate income tax, the tax system is actually filtering down funds from the top earners in the economy into the lower earners. What makes a corporate income tax appealing is its progressivity, the fact that it places most of the burden on high income people and provides the lower income earners with modest benefits. All of this means that just like the switch from an income to a consumption tax base in the personal income tax, eliminating the corporate tax would increase the inequities in American society given that it is a device through which we have distributed benefits progressively and successfully.

In terms of efficiency, as we know, introducing taxes into an otherwise free an unregulated market inevitably creates some inefficiencies. The corporate tax system is believed to reduce economic efficiency in the sense that it generates a misallocation of capital in the business sector between corporate and noncorporate firms. Economists have argued that intense distortions occur given that in some markets, there is production going on both in the corporate sector as well as in the unincorporated sector so as the tax increases the cost of production in the incorporated sector, production begins shifting to the unincorporated sector which generates a deadweight loss that is frequently in excess of 100% of the revenue generated. Additionally, as previously stated, the corporate income tax also creates a distortion by double taxing corporate income.

However, some of the exemptions, credits, and deductions in the current tax system are attempts to address certain instances in which markets left alone are failing to maximize economic efficiency. This is the case, for example, with the incentives that the tax system provides for research and development. These activities generally lead to technological innovation which is associated with positive externalities that benefit society as a whole. It is suggested by economic theory that such activities that generate positive externalities are usually underprovided in an economy, therefore, by providing incentives that promote these activities, the tax system is actually aiding in making the economy more efficient.

However, generally speaking, getting rid of the corporate income tax would make the economy more efficient given that the inefficiencies caused by the tax far outweigh the benefits that credits, exemptions, and deductions generate in terms of efficiency. With the current system completely eliminating the corporate income tax, we can expect the economy as a whole to work in a way that is more efficient than how it currently is operated.

An additional issue with the current tax code is the fact that it is extremely complex, and this complexity leads to increased compliance costs given that complex tax systems, such as the one in place right now, require taxpayers to devote more time and economic resources to tax preparation. These compliance efforts and spending generate inefficiencies given that the resources devoted to tax preparation are not available to be employed someplace else on the economy. This also leads to certain taxpaying corporations finding themselves in a competitive disadvantage given that those with limited resources may not be able to claim as many tax benefits as those that have more resources available to be dedicated to maximizing their tax benefits and deductions. Therefore, from this perspective, eliminating it would lead to increased efficiency and a slight positive improvement towards equity through the elimination of these complexities which generate additional costs for corporations.

Complete elimination of the corporate income tax has been widely discussed and advocated by certain groups in the economy, but what exactly would happen if we got rid of the corporate income tax in the United States? Given that this is a mean through which we have been able to successfully distribute resources equitably in the past, eliminating this tax would lead to the further expansion of inequities within our society. However, this tax also causes our economic system as a whole to be a lot less efficient. By allowing production to flow from the corporate to the unincorporated sector and increasing compliance costs, the tax creates distortions in the economy which can lead to great deadweight losses in certain markets, undoubtedly hindering economic efficiency. Eliminating the tax addresses these inefficiencies and makes the economy more efficient in general terms.

Conclusions

The proposed federal income tax system had two major new provisions: changing the base of taxation from income to consumption in the personal income tax and eliminating the corporate income tax. These new provisions would fundamentally change the taxation system as we currently know it and would come with big unknowns for which we will only be certain once they are implemented and results are readily available to be evaluated. They provide major changes in equity by being progressive in some aspects and regressive in others, and in efficiency by eliminating distortions and bringing freedom to the markets to follow their natural course. These provisions can be evaluated in radically different ways under the Utilitarian and Rawlsian perspectives.

By looking at this situation through a Utilitarian lens, we would only be concerned with whether the overall benefits outweigh the overall costs. In other terms, efficiency. As we have agreed upon, the changes proposed to the tax system bring about a more efficient economic system. These are provisions that eliminate distortions in the corporate sector and bring about greater economic profits through a more efficient allocation of goods. However, the system generates certain inequities for which one would have to assess the loses and gains in utility that these shifts generate. This is impossible to do given that we would have to get utility functions from every single person in society to assess if overall utility is increased or decreased by these changes. Therefore, it is fair to conclude that a utilitarian would be in favor of the proposed changes given that by making the economy more efficient, the changes provide a positive overall economic benefit in terms of economic profits and expansion.

If we were to evaluate the changes made to the current tax system from a Rawlsian perspective, we would be most concerned with the changes that the proposed tax system would bring about for the individuals who are worst-off in society, in this case they are the ones in the lower income brackets. Given that the proposed changes to the base of taxation and the elimination of corporate income taxes perpetuate inequalities in society and would leave people in the lower and middle income brackets worse off with respect to those with higher income, this proposal would not make any sense to be implemented from a Rawlsian perspective.

Being a firm believer in the argument that a society is only worth as much as its weakest member, I would be inclined towards a Rawlsian perspective in believing that the proposed tax system would be detrimental for our society and worse than the status quo, which is represented by the current tax system. One of the biggest contemporary issues is that of inequalities within our society so the idea of having a tax system which further perpetuates that issue instead of working to counter it makes no sense in the contemporary socioeconomic environment of the United States.

 

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