Annual expenditures by the federal government exhibited an upward trend, rising from $3 billion in 1930 to more than $1 trillion in 2010

Which of the following conditions is not necessary for a firm to be able to engage in price discrimination?

I. The firm must be able to produce to the point at which price equals marginal revenue. II. The firm must easily be able to identify consumers with different demand elasticities. III. The firm must be able to prevent resale of the item it produces and sells. A) I only B) III only C) Both I and II only D) Both II and III only

Exhibit 23-1: Global Comparison of Government Surpluses and Deficits as a Percentage of GDP, 2016 ? Country Surplus (+) or Deficit (-) as a percent of GDP Canada  -1.10 Iceland 12.57 Latvia   0.06 Norway   3.99 Spain  -4.51 United States  -4.94 Given the information in Exhibit 23-1, which of the following statements is correct?

A. Canada was the closest of the countries shown to balancing its budget. B. Norway likely had to sell government securities to finance its overspending. C. Iceland experienced the largest deficit of the countries shown. D. The national debts of Canada, Spain and United States increased in 2016.