Wissenschaftlicher Erkenntnisgewinnung liegt ein Denken in Modellen zugrunde. Um dem wissenschaftlichen Anspruch nach Wahrheit gerecht zu werden, ist es erforderlich, Modelle hinsichtlich ihrer Güte zu beurteilen. Während für empirische Theorien zahlreiche (zumeist statistische) Gütemaße...

This paper analyses the contribution of capital income to income inequality in a cross-national comparison. Using micro-data from the Cross-National Equivalent File (CNEF) for three prominent panel studies, namely the BHPS for the UK, the SOEP for West Germany, and the PSID for the USA, we use...

We study the effect of the intellectual property rights (IPR) regime of a host country (South) on a multinational's decision between serving a market via greenfield foreign direct investment to avoid the exposure of its technology or entering a joint venture (JV) with a local firm, which allows...

In this paper we review the existing empirical literature on price asymmetries in commodities, providing a way to classify and compare different studies which are highly heterogeneous in terms of econometric models, type of asymmetries and empirical findings. Relative to the previous literature,...

Für die wirtschaftspolitischen Instanzen stellt die Kenntnis des Produktionspotentials und des daraus abgeleiteten gesamtwirtschaftlichen Kapazitätsauslastungsgrades eine wichtige Orientierungsgröße dar. In diesem Diskussionspapier werden verschiedene Methoden der Schätzung des...

The classical approach to testing for structural change employs retrospective tests using a historical data set of a given length. Here we consider a wide array of fluctuation-type tests in a monitoring situation – given a history period for which a regression relationship is known to be...

The forecasting of time series in goods management systems causes various problems that we identify and indicate possible solutions. The implementation of auxiliary information like promotional activities or calendar effects in forecasts using ARMA models and exponential smoothing methods may be...

The share of non-certified teachers in Swedish compulsory public schools has grown considerably during the last decade, from 7.2 percent in 1995/96 to 17.2 percent in 2003/04. Moreover, comparisons between schools and municipalities indicate large and increasing differences in the share of...

Economic models for hedonic markets characterize the pricing of bundles of attributes and the demand and supply of these attributes under different assumptions about market structure, preferences and technology. (See Jan Tinbergen, 1956, Sherwin Rosen, 1974 and Dennis Epple, 1987, for...