An internal sales forecast is based on the relationships that can be observed between a firm's sales and certain key economic indicators such as the gross domestic product, new housing starts, or disposable personal income

Performance appraisals that are based on facts and are often numerical are referred to as _______ appraisals.

Fill in the blank(s) with the appropriate word(s).

Large chain resellers may have a highly formalized ________ called a buying committee to make purchasing decisions, while most industrial firms and government units use informal groups.

reciprocal agreement bidder's list supply partnership buying center