Paper inquires into historical development of key theoretical concepts related to purchasing power parity in 20th century. It presents theories which explain relation between price level, labor productivity and exchange rate. These theories explain the process of how the long-run equilibrium...

This paper deals with the recent empirical phenomenon of intraindustry trade, i.e. trade in similar goods between similar countries. It treats this phenomenon from the point of view of the theory of structure of production, highlighting the importance of sequential nature of production and...

The spatial and regional analysis has a long tradition but until very recently the mainstream economics has not given careful attention to space. This article surveys recent contributions on the spatial or regional economics, which often overlaps with urban economics. As this literature is very...