Leamer first pointed out that a regression model is valid only if all of the assumptions under which it is constructed are valid. In particular, this means that all of relevant regressors which are determinants must be included. In practice, applied econometricians assume that whatever model...

The duration of Australian construction has been modelled by a time-cost formula expressed in the form of T=KCB, where T is the actual construction time in working days, C is the final cost of contract in millions, K is a constant characteristic of building time performance, and B is a constant...

We use a mixture regression model to identify segmentation in the Israeli labor market, and propose a new method for assigning workers to simulated segments. We identified a lowwage segment and a high-wage segment, as well as a third segment with a large wage variability that we interpret as...

This paper aim at study strategic influence of promotional mix on organisation sale turnover in manufacturing organisation. The research data were gathered through the use of secondary data and primary data, secondary data included 6years annual report comprising the sales turnover (2005-2009)...