As output increases, total cost ________, total fixed cost ________, and total variable cost ________

Which of the following is included as investment in GDP?

i. cars produced during the year but unsold at the end of the year ii. new capital equipment produced and purchased during the year iii. purchases of a company's stocks and bonds A) iii only B) i only C) ii only D) i, ii, and iii E) i and ii

In the Wealth of Nations, Adam Smith wrote about how countries could increase their consumption of goods and services through specialization and trade with other countries

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