Demand pull inflation result from ?

A. demand for government spending on public goods goes due to lack of financial backup through tax collection
B. consumer business and government demand for goods and services in excess of an economy’s capacity to produce
C. a shortage of demand for goods and services in excess of supply during depression
D. demand for public goods is greater than demand for consumer goods

If two countries A and B are member of a currency union and there is a shift in consumer preferences away from the goods of country A and towards those of country B than which one of the following would help to offset the effect of the resulting changes in aggregate demand in A and B on inflation and unemployment in the tow countries ?

A. A high degree of labour mobility between the tow countries
B. An increase in government spending in country (A)
C. A depreciation in the foreign exchange value of the common currency
D. A low degree of capital mobility between the two countries

A high degree of real wage flexibility will tend to reduce the cost to a country of joining a currency union because ?

A. All of the reasons given in these answers are correct
B. real wages fall rapidly in a recession and the economy moves quickly back to long run equilibrium so limiting the duration of the recession even when exchange rate adjustment is not possible
C. workers will move from a country in which aggregate demand falls to other countries of the currency union, and so unemployment remains lower than it otherwise would
D. real wages fall and so offset the inflationary effect of switching from the old currency to the new common currency