When a firm has fixed operating costs, operating leverage is present. In that case, an increase in sales results in a more-than-proportional increase in EBIT, and a decrease in sales results in a more-than-proportional decrease in EBIT

Conventional surveys and focus groups are called ________ because they provide a slice of life at one point in time

A) segmentation studies B) tracking studies C) time-series data D) cross-sectional data

A retail firm can be correctly placed in only one institutional classification

Indicate whether the statement is true or false