If relative prices of goods within a commodity group are constant, Hicksian separability lets the price of a single good represent the group price level. This is relied on by price questionnaires used with household surveys in developing countries and when constructing temporal and spatial...

The economies of the former Soviet Bloc experienced large declines in output during the decade of transition which began with the collapse of the Soviet Union in 1991. Yet there are many reasons to believe that measured output and official deflators provide a poor proxy for the change in real...

Millions of people emigrate every year in search of better opportunities. Anecdotes of emigrants with over-optimistic expectations about the incomes they can earn abroad suggest excessive migration pressure. Yet there is almost no statistical evidence on how accurately emigrants predict the...