Which activity does economics primarily study?

Primarily, they are interested in how the nation affects individuals' decisions. When studying national behavior, economists focus on issues such as a nation's productivity, prices of goods in a nation, employment and unemployment and income distributions.

step-by-step explanation:

here's what happens:

1) the graph of f   = x^2 is shifted 2 units to the right.

2) the resulting graph is reflected in the x-axis, so that the parabola now opens down.

3) this final result is transformed up by 5 units.