price changes of 2008. In this analysis the volatility of the maize futures price at three different commodity futures …

may bear little relationship with market prices. We econometrically estimate shadow prices of maize using data from a … traditional but not improved maize varieties. They are particularly high in the indigenous areas of southern and southeastern … Mexico, indicating large de facto incentives to maintain traditional maize there. …

transaction costs are not binding. I estimate the proportion of land subsistence maize farmers allocate to traditional versus … modern maize varieties using nationally representative rural household data from Mexico the center of diversity of maize. I …

minimum prices for a bundle of wheat, maize, and rape seed. The premium level is based on the Black option pricing model and a …

increases in 2007/08 focusing particularly on maize as the main staple crop. The main government policy responses to the food …

increase its maize exports to other countries. If global maize production is lower than usual due to supply shocks in major … exporting regions, Tanzania may be able to export more maize at higher prices, even if it also experiences below …

The use of environmental policy instruments such as eco-labelling and pesticide taxes should preferably be based on … disaggregate estimates of the individuals' willingness to pay (WTP) for pesticide risk reductions. We review the empirical … valuation literature dealing with pesticide risk exposure and develop a taxonomy of environmental and human health risks …