An entrepreneur chooses a relationship bank or market finance. The advantage of bank finance is that the quality of the entrepreneur’s project is identified early, allowing to liquidate low-quality projects. The loan contract induces an efficient continuation decision if the entrepreneur has...

Chapter 1; Risk Premiums -- Chapter 2: FX Forwards and the Carry Trade -- Chapter 3; Exchange Rates, Interest Rates, Inflation and the Risk Premium -- Chapter 4; The Mundell Fleming Model of the Exchange Rate -- Chapter 5: Valuation Models (PPP, DEER, FEER)? -- Chapter 6: What Drives Inflation and...

We study optimal monetary policy during temporary supply contractions when aggregate demand has inertia and expansionary policy is constrained. In this environment, it is optimal to run the economy hot until supply recovers. Positive output gaps in the low-supply phase lessen the negative output...

We survey samples of German firms and households to document novel stylized facts about the extent of information frictions among the two groups. First, firms' expectations about macroeconomic variables are closer to expert forecasts and less dispersed than households', consistent with higher...