We solve an optimal growth model in continuous space, continuous and bounded time. The optimizer chooses the optimal trajectories of capital and consumption across space and time by maximizing an objective function with both space and time discounting. We extract the corresponding Pontryagin...

In the paper, the sources of productivity growth are investigated by an empirical analysis with micro data for West-German manufacturing firms. The theoretical framework corresponds to an augmented growth accounting approach based on a production function. The empirical results reveal that...

Wie die aktuellen Ergebnisse des ifo Investitionstests zeigen, hat das westdeutsche verarbeitende Gewerbe 2003 rund 42,4 Mrd. € in neue Bauten und Ausrüstungen investiert, was im Vergleich zum Vorjahr einem Rückgang von knapp 2% entspricht (real ½%). Damit waren die Investitionen des...