Risk management is nothing new, despite the increased attention given to the subject over the past decade or two. For well over one hundred years farmers have engaged in risk management, hedging their risks against price fluctuations in commodity markets. Unlike a family farmer, however, a...

The sign of the relationship between expected stock market returns and volatility appears to vary over time, a result that seems at odds with basic notions of risk and return. In this paper we construct an economy where production involves the use of both labor and capital as inputs. We show...

The sign of the relationship between expected stock market returns and volatility appears to vary over time, a result that seems at odds with basic notions of risk and return. In this paper we construct an economy where production involves the use of both labor and capital as inputs. We show...