The effect of advertising on sales and brand shares

Tests a new series of models which attempt to describe the relationship between advertising and sales. Describes an attempt to obtain information of this kind by investigating the effect of advertising on sales and brand shares. States that a number of researchers are now attempting to develop models to explain the workings of the market for a particular product. Emphasises that the prime area of interest of the study is the effect of advertising on sales and brand shares. States the study does not have the objective of constructing a complete marketing model involving all the variables that are thought to influence a brand's share of a product. Concludes that many results herein are disappointing, but it is perhaps too optimistic to expect the models dealt with earlier to be successful.