A recent study shows that equilibrium indeterminacy arises if monetary policy responds to asset prices, especially share prices, in a sticky-price economy. We show that equilibrium indeterminacy never arises if the working capital of firms is subject to their asset values by financial frictions.

Carlstrom and Fuerst (2007) [``Asset prices, nominal rigidities, and monetary policy,'' Review of Economic Dynamics 10, 256--275] find that monetary policy response to share prices is a source of equilibrium indeterminacy because an increase in inflation implies a high real marginal cost and low...