This paper studies whether there exists private information in the foreign exchange market, and whether speculation reduces or exacerbates volatility. It makes use of a recent data set on foreign currency positions by large market participants that include positions on options and other...

This paper examines the effect of message characteristics on donation behavior using an economic model of giving. The utility of giving can come from one's own contribution and possibly from the combined contributions of others. Donors are assumed to be constrained utility maximizers, and the...

To address global climate change, many countries are reducing CO2 emissions and replacing conventional energy resources with alternative ones. When developing national energy plans, it is essential to investigate public perspectives on the relationship between renewable and other energy...