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Corporate Income Taxes

Academic studies show that higher corporate tax rates depress worker wages and lead to fewer jobs. An Organisation for Co-operation and Development (OECD) study has found that the corporate tax is the least efficient and most harmful way for governments to raise revenue.

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State and Local Tax Collections Per Capita by State, 2026 State and Local Tax Burdens by State

State and Local Tax Collections Per Capita by State, 2026

Tax collections vary widely by state, making per capita collections figures—a measure of collections per person—especially useful, as they allow comparisons across differences in tax rates and bases, economic capacities, and policy decisions that impact the size and scope of government.

5 min read
Can Tax Hikes on the Rich Solve the US National Debt Crisis? Social Security Medicare Spending Entitlement Reform

Can Tax Reform Solve the Debt Problem—or Just Slow It?

This study simulates several large tax increases and consistently finds that even tax increases large enough to close the primary deficit in the near term will lose ground over time and fail to put the debt on a sustainable course. 

41 min read
California Worldwide Combined Reporting, CA Corporate Income Taxation

California’s Mandatory Worldwide Combined Reporting Proposal Is a Mistake

California lawmakers are considering mandating worldwide combined reporting, bringing back a policy the state abandoned in the 1980s due to strong pushback from international trading partners and the federal government. The policy failed to work as intended then and doesn’t make any better sense now.

8 min read
Windfall Profits Taxes on Oil and Gas in Europe

Windfall Profits Taxes on Oil and Gas Should Be Left in the Past

Windfall taxes, particularly those imposed on the oil and gas industry, often appear as a quick fix for governments seeking to raise revenue during periods of high commodity prices. However, while these taxes may offer short-term revenues, they can also trigger negative consequences that undermine their intended purpose.

21 min read
Colorado Income Tax Proposal, Alternative Minimum Tax (AMT), Net Operating Loss Deduction (NOL)

Colorado Considers Legislation to Tax Phantom Income

Under HB26-1221, Colorado would make two changes that raise additional revenue by taxing income that doesn’t actually exist. The proposed changes to the state’s alternative minimum tax and net operating loss provisions are designed to overstate income, leading to double taxation and distorting taxpayer behavior.

5 min read
Biden trade policy including Biden tariffs and Trump tariffs, trade war, free trade, and trade agreements including Section 301 lists

FAQs About Border Adjustment

What is a border adjustment? Is it a new idea? How would it work in practice?

11 min read
2025 European Tax Policy Scorecard

2025 European Tax Policy Scorecard

The variety of approaches to taxation among European countries creates a need to evaluate these systems relative to each other. For that purpose, we have developed the European Tax Policy Scorecard—a relative comparison of European countries’ tax systems.

55 min read
Poland digital services tax, DST

Poland Considering a Second Harmful Digital Tax

Poland is proposing to broaden and raise its digital services tax (DST) from 1.5 percent to 3 percent. Because DSTs tax revenues, not profits, a company with a 10 percent profit margin would face a 30 percent effective tax rate on digital services provided in Poland.

6 min read