Bank X had a reputation for asking few questions when it provided loans. Five years later, the majority of the loans were not repaid. This is because the bank had failed to address the

At McDonald's, economies of scale at the firm level

a. can be traced to factors such as the use of centralized training and common menus for all restaurants b. exist only in the short run c. occur above the firm's minimum efficient scale d. can be traced to the diminishing marginal productivity of a variable resource, such as labor e. occur over the range of output for which the firm's total cost curve is upward sloping

Describe the relationship between intended investment and the level of national income