Until the 1970s, there was a consensus in applied macroeconometrics, both regarding the theoretical foundation and the empirical specification of macroeconometric modelling, commonly known as the Cowles Commission approach. This is no longer the case: the Cowles Commission approach broke down in the 1970s, replaced by three prominent competing methods of empirical research: the LSE (London School of Economics) approach, the VAR approach, and the intertemporal optimization/Real Business Cycle approach. This book discusses and illustrates the empirical research strategy of these three...