"Do marijuana users cut back on consumption when the price rises? To what degree is marijuana consumption related to drinking and tobacco usage? What would happen if marijuana were legalised and taxed in the same way as alcohol and tobacco? Is marijuana priced in a similar way to other goods?...

This paper analyses import penetration with a consumer demand approach that distinguishes domestically and foreign-produced varieties. Consistent aggregation leads to a macro-level import demand equation that faithfully reflects the underlying micro demands for foreign varieties. The approach...

There are significant disparities in the wealth of nations and how incomes are spent. For example, consumers in the poorest countries spend more than half of income on food, whilein the richest countries, this is one-tenth or less. We use the recently published data from theInternational...