The concept of cointegration (see e.g., Engle and Granger, 1987; Johansen, 1988) has extensively been used to model equilibrium relationships (see e.g., Johansen and Juselius, 1990; Ericsson, 1998). The links between economic and econometric concepts are now well understood and they have become part of...

This paper examines the macroeconomic effects of an oil price shock in a small open industrial economy without oil resources, namely, Switzerland. First, we test whether oil price shocks Granger-cause Swiss macroeconomic variables, and use a medium-scale macroeconometric model to track the...

We investigate how firms' market power affects the price level. In our small macro-model we show, that firms - in addition to hypothesised structural mark-up pricing power - may take advantage of favourable business cycle fluctuations. The paper provides empirical evidence for both these...