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Adam Hoffer Tax Foundation
Expert

Adam Hoffer

Director of Excise Tax Policy

Adam Hoffer is the Director of Excise Tax Policy at the Tax Foundation. Dr. Hoffer earned his PhD in Economics from West Virginia University and his undergraduate degree from Washington & Jefferson College.

Prior to joining the Tax Foundation, Dr. Hoffer was the Menard Family Associate Professor of Economics at the University of Wisconsin-La Crosse and the inaugural Director of the Menard Family Midwest Center for Economic Engagement and Research. Dr. Hoffer was also a Bradley Freedom Fellow with the Wisconsin Institute for Law & Liberty and a senior editor with the Center for Growth and Opportunity at Utah State University.

Dr. Hoffer published 30 peer-reviewed academic journal articles and he is the lead author and editor of two books: For Your Own Good: Taxes, Paternalism, and Fiscal Discrimination in the Twenty-First Century and Regulation and Economic Opportunity: Blueprints for Reform.

He lives in La Crosse, Wisconsin with his wife and two children.

Latest Work

digitalization of the economy, international tax treaty system, OECD digital economy

Sound Tax Policy Can Withstand Creative Destruction

Creative destruction—coined by famed economist Joseph Schumpeter—is the idea that new innovations disrupt and “destroy” existing economic structures as they create better and more efficient products and processes.

4 min read
Taxing Based on The Best Way to Tax Alcohol in the EU Alcohol Content Is Most Effective and Neutral (ABV tax)

The Best Way to Tax Alcohol

The most effective way to tax alcoholic beverages is to tax according to alcohol content, rather than beverage type.

5 min read
earmark excise tax revenue excise tax revenue in europe, 2025

What Should Be Done with Excise Tax Revenue?

Excise taxes generate more than two trillion dollars worldwide each year. While tying an excise tax revenue source to a specific expenditure program can be a best practice, the efficiency depends on the revenue source, the spending program, and why the excise tax was implemented in the first place.

6 min read
beer taxes in europe, 2025

Beer Taxes in Europe, 2025

With much of the continent celebrating Oktoberfest, it is a great time to examine beer taxes across Europe. Hefty beer taxes increase the price consumers pay for their libations.

5 min read
online sports betting taxes by state sports betting tax rates and revenues sports gambling

Online Sports Betting Taxes by State, 2025

Legal sports betting has grown rapidly since the Supreme Court granted states the ability to establish online sports betting markets in Murphy vs. NCAA in 2018.

6 min read
2025 state gas taxes or state gas tax rates by state, 2025 fuel taxes

Gas Taxes by State, 2025

California levies the highest tax on gasoline at 70.9 cents per gallon (cpg), followed by Illinois at 66.4 cpg and Washington at 59.0 cpg.

8 min read
Explore the latest EU tobacco and cigarette tax rates, including EU excise duties on cigarettes. Compare cigarette taxes in Europe.

Cigarette Taxes in Europe, 2025

Cigarette smokers in the European Union pay far more in excise taxes than they do for the cigarettes themselves. Our latest map illustrates the wide variance in cigarette excise taxes across EU Member States.

5 min read
The One Big Beautiful Bill Act Creates Unequal Tax Treatment for Gambling Losses

The One Big Beautiful Bill Act Creates Unequal Tax Treatment for Gambling Losses

In a surprising tax code alteration that has frustrated Americans who enjoy gambling, a provision in the One Big Beautiful Bill Act limits gambling losses that can be used to offset gambling winnings to 90 percent of their value. This provision introduces a steep tax penalty for professional gamblers and certain casual bettors.

5 min read
electric vehicle EV taxes by state, 2025 ev credits and ev fees

Electric Vehicle Taxes by State, 2025

As the market share of electric vehicles (EVs) on the road grows, the gas tax’s ability to fund road projects and decrease traffic congestion erodes. Both federal and state real tax revenue per vehicle mile traveled has been on a steady decline for decades, creating a fiscal gap for road expenditures even as the demand for road infrastructure improvements has grown.

5 min read
Gas Taxes in Europe 2025 Gas Taxes and Diesel Taxes in Europe Fuel Tax Rates on unleaded petroleum

Diesel and Gas Taxes in Europe, 2025

Fuel taxes continue to be a central policy consideration for European countries amid geopolitical conflicts, increased emphasis on environmental policy, and economic conditions experienced by average consumers.

5 min read
2025 State Tax Changes Taking Effect July 1 | Tax Foundation 2025 state tax changes in my state

State Tax Changes Taking Effect July 1, 2025

Summer has arrived, and states are beginning to implement policy changes that were enacted during this year’s legislative session (or that have delayed effective dates or are being phased in over time).

28 min read
vaping taxes by state 2025, e-cigarette tax rates data

Vaping Taxes by State, 2025

The vaping industry has grown rapidly in recent decades, becoming a well-established product category and a viable alternative to cigarettes for those trying to quit smoking. US states levy a variety of tax structures on vaping products.

7 min read
beer taxes by state, 2025

Beer Taxes by State, 2025

In the United States, taxes are the single most expensive ingredient in beer. The tax burden accounts for more of the final price of beer than labor and materials combined—the many different layers of applicable taxes combining to total as much as 40.8 percent of the retail price.

6 min read