We examine investment by different types of institutional investors in underperforming firms with agency problems complicated by laws and regulations: U.S. firms with strong labor unions. As unions have special powers granted by government, unions have to serve the interests of politicians if...

Galí (2014) showed that a monetary policy rule that raises interest rates in response to bubbles can paradoxically lead to larger bubbles. This comment shows that a central bank that wants to dampen bubbles can always do so by raising interest rates aggressively enough. This result is different...

The paper models the links between financial fragility, asset markets and monetary policy. It is shown that central bank's concern about the cost of financial disruption generates an asymmetric response, thus contributing to the creation of an asset price bubble. In an economy with a highly...