Companies that offer services with capacity constraints in which there are negative consumption externalities (such as restaurants that serve smokers and non-smokers, airlines that fly passengers traveling with infants and without infants or organizers of sport events that serve aggressive and...

In Stated Preference studies for the appraisal of environmental projects in poor countries or regions it often turns out that the stated willingness to pay of people for environmental improvements, which is used as measure of individual welfare changes, is very low. This is often interpreted as...