Refer to the two diagrams for individual firms. In Figure 2 the firm's demand and marginal revenue curves are represented by:

Private initiative and financing were most important in

(a) the canal system of transportation. (b) the steamboat system. (c) the railroad system. (d) none of the transportation systems.

The income that is available to individuals for consumption or investment is called disposable income

a. True b. False Indicate whether the statement is true or false