Is the European nation-state system more favorable to economic growth than the united-empire system in ancient China? This paper develops an endogenous-growth model to analyze the conditions under which economic growth is higher under political fragmentation than political unification. Under...

This research investigates the evolution of federal and state income tax preferences for the elderly during the past twenty-five years. Documenting how various types of income tax preferences have changed reveals that state tax policies are not simply mimicking federal tax law. It also shows a...