The time series evidence on the relationship between unemployment and the real prices of capital and energy is re-examined for US data. In contrast to previous studies, results indicate that the real interest rate matters little, if at all, for equilibrium unemployment. Using a Markov Switching...

Motivated by structural instability in the energy price - macroeconomy nexus, this paper revisits Granger causality between unemployment and real input prices, the real prices of energy (crude oil) and capital (real interest rate). Time varying Granger causality is investigated through...