This paper contributes to resolving the puzzle that in practice most countries use ad valorem (corporate income) taxation, while a large part of the tax competition literature views business taxes as unit (wealth) taxation. We point to the dual role that corporate taxation plays in attracting...

Introduction -- Acknowledgments -- Do we tax capital income? -- Does the United States tax capital income? / Joel Slemrod -- Comment / Reed Shuldiner -- Comment / Jane Gravelle -- Should we tax capital income? -- Should capital income be subject to consumption-based taxation? / George Zodrow --...