We model the impact of supply and demand on risk premiums in electricity futures, using daily data for 2003-2014. The model provides a satisfactory fit and allows for unspanned economic risk not embedded in the futures price. The spot risk premium and forward bias implied by the model are on...

Using data from a rural household survey for the People's Republic of China in 2009, we examine the impact of parental migration on children's educational outcomes. Consistent with the findings of a large empirical literature, we find that parental migration has a significantly negative impact...

We study the problem of finding an optimal ordering policy that minimizes the present value of the costs incurred over the infinite horizon in a continuous-time two-products inventory model with fixed setup costs, unit production costs, and linear holding and backlog costs. We first consider a...