We study China's external wealth, its net foreign assets position with valuation adjustment, and its excess returns. The net foreign assets of China, which are mainly dominated by foreign reserve assets and foreign direct investment liabilities, have grown rapidly since its entry to the World...

This paper (i) proposes a simple multi-currency model of speculative foreign exchange (FX) trading, (ii) uses a natural experiment to identify the implied components of the optimal trading strategy, and (iii) proposes a new spectral inference method to strengthen the statistical evidence on the...

We consider the drivers and implications of the growth of "BigTech" in finance - ie the financial services offerings of technology companies with established presence in the market for digital services. BigTech firms often start with payments. Thereafter, some expand into the provision of...