A macroeconomist believes that the economy is self-regulating and always at full employment. A macroeconomist believes the economy requires active help from fiscal policy and monetary policy to maintain full employment.

Classical and Keynesian

Explanation:

Classical theory is the theory which states as well as assumes that over the long period, the existence or presence of the full employment without any inflation. There are competitive forces within the system of the economy which maintain the full employment and the economy produce the output.

Keynesian theory of the economist states or represent that the total or aggregate spending of the economy and its effects on output, which help from the monetary as well as fiscal policy for maintaining full employment.

by knowing conditionality

explanation:

answer; that person may have a larger tax bill to pay on income taxes;