This article analyzes the impact of not controlling for "demographic sample" differences on research results in the area of comparative family/nonfamily business research. Using different statistical methods with and without control for "demographic sample" differences, the results show that...

This study sheds light on the importance ofcontrolling for demographic differences in research comparing family andnonfamily businesses. Managers from 757 family and nonfamily firms, varying insize and industry, from the Flanders region of Belgium were surveyed on anumber of variables. Results...