If the expansion of a country's exports leads to growth in non-export industries this is called a(n)

For a monopolistically competitive firm, which of the following is ensured by product differentiation?

a. Long-run profit b. Market power c. Economies of scale d. Increasing returns to scale

In a certain economy, when income is $400, consumer spending is $325 . The value of the multiplier for this economy is 3.33 . It follows that, when income is $450, consumer spending is

a. $360 . For this economy, an initial increase of $50 in consumer spending translates into a $266.67 increase in aggregate demand. b. $360 . For this economy, an initial increase of $50 in consumer spending translates into a $166.50 increase in aggregate demand. c. $341.67 . For this economy, an initial increase of $50 in consumer spending translates into a $266.67 increase in aggregate demand. d. $341.67 . For this economy, an initial increase of $50 in consumer spending translates into a $166.25 increase in aggregate demand.