This paper investigates the relative labor productivity level for total manufacturing in Germany, Sweden and the US for the period 1980-2001. The paper also presents estimates of labor productivity levels for 18 different manufacturing industries for the period 1993-2000. The results show that...

Bernardo and Ledoit (2000) develop a very appealing framework to compute pricing bounds based on the so-called gain-loss ratio. Their method has many advantages and very interesting properties and so far one important drawback: the complexity of the numerical computation of the pricing bounds....