An economy is at full-employment equilibrium. if consumers and firms become more optimistic about future income and profits, which of the following will occur in the short run?
a. aggregate demand will shift rightward, increasing real output and decreasing the price level.
b. aggregate demand will shift rightward, decreasing real output and increasing the price level.
c. aggregate demand will shift rightward, increasing real output and the price level.
d. short-run aggregate supply will shift rightward, increasing real output and the price level.
e. short-run aggregate supply will shift rightward, decreasing real output and the price level.

the economic difference between the three colonial regions. shipbuilding, whaling, fishing, and trapping where also main factors to the economy. the southern regional colonies economy was based on sugarcane, rice, cotton, tobacco, and indigo.

the invasive species was introduced due to commercial purpouses, as there was a demand for fur clothes and hence, a business opportunity connected to this product. actually, it was when the nutrias scaped, causing harm to the us ecosystems when they acquired the status of invasive species. in this case they have caused an environmental problem, but it could have affected also economic interests or even human health.

i believe the answer is: returns on investments, no wages

people who belong in upper class society would most likely get there by obtaining multiple source of income, which a certain percentage of ownership for businesses. since most of them are job creator, they would most likely get their money from profit, not wages.