"Although many modern studies find large and significant effects of prior colonial status on bilateral trade, there is very little empirical research that has focused on the contemporaneous impact of empire on trade. We employ a new database of over 21,000 bilateral trade observations during the...

"Exchange rates and price indices are constructed to test purchasing power parity between eight British North American colonial locations, five of whom issued their own fiat paper money. Purchasing power parity is then tested between these same locations after six became states politically and...