This paper examines the historical effects of the El Niño-Southern Oscillation (ENSO) cycle on world prices and economic activity. The analysis indicates that ENSO has economically-important and statistically-significant effects on world real commodity prices. A one-standard-deviation positive...

"This chapter applies recent research on environmental enforcement to a potential U.S. program to control greenhouse gases, especially through emission trading. Climate policies present the novel problem of integrating emissions reductions that are relatively easy to monitor (such as carbon...