"We argue that a firm's aggregate risk is a key determinant of whether it manages its future liquidity needs through cash reserves or bank lines of credit. Banks create liquidity for firms by pooling their idiosyncratic risks. As a result, firms with high aggregate risk find it costly to get...

We study the rise and risks in bank issuance of Wealth Management Products (WMPs), which are off-balance-sheet substitutes for deposits without the regulatory interest rate ceilings and constitute the largest shadow banking segment in China. We show that competition for deposits has a causal...

We address the paradox that financial innovations aimed at risk-sharing appear to have made the world riskier. Financial innovations facilitate hedging idiosyncratic risks among agents; however, aggregate risks can be hedged only with liquid assets. When risk-sharing is primitive, agents...

How do firms mitigate the impact of rising temperatures on employment? Using establishment-level data, we show that firms operating in multiple counties in the United States respond to heat shocks by reducing employment in the affected locations and increasing it in unaffected locations, whereas...