The containment of health care expenditure is one of the major challenges facing public policymakers in the developed countries. This paper provides evidence of significant differences in the cross-country level of efficiency of health care expenditure, meaning that potential cost savings for...

The paper tests whether there were events of contagion, and portfolio shift, in the sovereign bond markets of eleven emerging countries' between January 1995 and November 2001. From existing definitions, we narrow down the concept of contagion by focusing on pricing errors, after general market...

The paper presents a theory of nominal asset prices for competitively owned oil. Focusing on monetary effects, with flexible oil prices the US dollar oil price should follow the aggregate US price level. But with rigid nominal oil prices, the nominal oil price jumps proportionally to nominal...