The notion of a global currency is a debate set aside in the past decade as the abstraction saw little potential for realization in a world with heterogeneous governments unwilling to sacrifice seigniorage for optimal design. The technical capability of creating digital currencies, independent...

Shocks transmitted from productivity leaders to lagging economies are systematic sources of risk. Global technology and knowledge diffusion leads to predictable patterns in productivity dynamics across countries and industries. Technology gaps determine the level of exposure to the systematic...

Zero-investment uncovered interest parity (UIP) portfolio positions provide perfect factor-mimicking portfolios for currency risk in the International CAPM context. Their returns are the currency risk premia. Since the UIP positions on average provide low returns, the currency risk premia must...