The two important industries in the United States are Real estate, renting and leasing.
Explanation:
Real estate, renting, and leasing have the largest GDP value of 1.898 trillion dollar which is 13 percent of national GDP. This sector adds economy in two sections; the first is through consumer’s expenditure for rent, and payment of household bills and other is through residential expenditure which includes new house construction, and broker fees.
State and Local Government is the second largest GDP contributor of the United States with the economy of 1.366 trillion dollar which is 9 percent of the total national GDP.