This book contains eight papers focusing on factors associated with the growth of government. There is a large literature in public economics, especially public choice, on the determinants of the growth of government. The papers in this volume focus on a number of arguments related to why government has grown in many developed countries during the nineteenth and twentieth centuries. Chapters focus on taxation, trade openness, technology, income changes, and tax compliance. The volume features prominent scholars such as Nobel Laureate Gary Becker, Casey Mulligan, Gordon Tullock, Randall Holcombe, and Tyler Cowen.