Class specific mortality in 17th and 18th Century Vienna shows a cyclical pattern which is related to grain price cycles in the 5-10 years range. This relationship is not stable over time. Applying spectral analysis based on time-varying VARs, it can be shown that at the beginning of the...

The cyclicality of real wages has important implications for the validity of competing business cycle theories. However, the empirical evidence on the aggregate level is inconclusive. Using a threshold vector autoregressive model for the US and Germany to condition the relationship between real...

The cyclicality of real wages has important implications for the validity of competing business cycle theories. However, the empirical evidence on the aggregate level is inconclusive. Using a threshold vector autoregressive model for the US and Germany to condition the relationship between real...

The literature on endogenous growth cycles predicts countercyclical R&D expenditure. Aggregate R&D expenditure in G7 countries from 1973 to 1997 seems to be procyclical. Implications for future theoretical research are discussed.