Which policies of the three republican presidents most to promote economic growth and prosperity ?

The policies of the three Republican Presidents helped most to promote economic growth and prosperity are given below:

1) Abraham Lincoln (1st Republican President)

Policies :

The Policy of “ free labor " - all Americans, whites, and blacks alike deserve the Chance to advance in life. Institution of income tax. Created universities through Morrill Land-Grant act. Established the United States Department of Agriculture. Re-established central banking system.

Outcomes :

Created a vast National Market and strong economy governed by National Institutions.  There was prosperity among the low and middle-income groups.

 

2) Calvin Coolidge (11th Republican President)

Policies :

“Scientific Taxation” - lowering taxes will increase government receipts rather than decreasing them. Limited Government Spending.

Outcomes :

Rapid industrial growth, economic growth, and Prosperity. There was an increase in GDP, Rising wages, declining unemployment, and inflation. He built one of the strongest economies. The Prosperity achieved during Coolidge's term is called “Coolidge Prosperity." This period of Rapid Economic growth is called "Roaring Twenties."

3) Dwight D. Eisenhower (13th Republican President)

Policies :

The Policy of Dynamic Conservatism. Balanced Budget. Interstate Highways.

Outcomes :  

Emphasized social security and extended benefits to 10million workers. Economic Policy focused on stability and balancing budget reduced National Debt.  Interstate Highways program created many jobs. Low unemployment and low inflation. Incomes increased because of social security.

As a result, there was widespread economic Prosperity, which paved the way for later Expansion of the Economy.

By providing data about careers and annual mean wages.