Moosa, Imad A. - In: Economia Internazionale / International Economics 51 (1998) 3, pp. 383-400
This paper presents a critique of the theoretical and empirical work on the PPP hypothesis since it was formalised by Cassel early this century. Two issues are addressed: the distinction between absolute and relative PPP, and between short-run and long-run PPP. It is argued that the distinction...