We study the world trading equilibrium in a Ricardian model where factors of production are themselves produced and tradable rather than endowed and non-tradable, corresponding to the three-quarters of international trade that is in intermediate and capital goods. We show that trade affects...

We introduce a new time series measure of the extent of federal regulation in the U.S. and use it to investigate the relationship between federal regulation and macroeconomic performance. We find that regulation has statistically and economically significant effects on aggregate output and the...

Data quality in the Penn World Tables varies systematically across countries that have different growth rates and at different stages of economic development, thus introducing measurement error correlated with variables of economic interest. We explore the seriousness of this problem with three...