Why is GDP so much more volatile in poor countries than in rich ones? To answer this question, we propose a theory of technological diversification. Production makes use of different input varieties, which are subject to imperfectly correlated shocks. As in endogenous growth models,...

This book presents 15 original papers and commentaries by a distinguished group of tax policy and tax administration experts. Using international examples, they highlight the state of knowledge of tax reform, present new thinking about the issue, and analyze useful policy options. The book’s...

Why is GDP so much more volatile in poor countries than in rich ones? To answer this question, we propose a theory of technological diversification. Production makes use of different input varieties, which are subject to imperfectly correlated shocks. As in endogenous growth models,...