Purpose – This study is designed to describe the marketing practices of private entrepreneurs in mainland China. Design/methodology/approach – Personal interviews were conducted with 200 private entrepreneurs in China. A structured survey instrument was used and data were analyzed using SAS...

Empirical results in marketing research are often derived from linear additive models estimated on cross-sectional data. An underlying assumption of these model specifications is that each exogenous variable contributes an additive effect to the endogenous variable. Measuring these additive...

In our paper, “Cross-Validating Regression Models in Marketing Research,” which appeared in the Vol. 12, No. 4, Fall 1993 issue of Marketing Science, pp. 415–427, we develop a formal statistical test for cross-validating regression models under the simple random splitting framework. The...

This paper discusses the impact of aggregating time series observations on the specification of an econometric model. In the framework of a familiar sales response model, temporally aggregated specifications are derived. It is illustrated that different aggregation schemes provide different...

No abstract available.

In this paper, a formal test on prediction errors is developed for the cross-validation of regression models under the simple random splitting framework. Analytic as well as simulation results relate the statistical power of the test to the allocation of sample observations to estimation and...