To give an answer we need a who, what, where, when, how. Your question leaves out the what industries.
Such industries are financed by the state.
the main type of industries are government,education, and transportation
State Industries Promotion Corporation of Tamil Nadu was created in 1972.
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FLORIDA
They provide employment for state residents, and pay taxes into the state's coffers.
Louisiana's industry bring jobs to the state and taxable income.
Industries benefit the state by bringing in money. For example if there is a state that wants a casino, and they vote, and it passes, people from other states will go to that casino, and gamble, that money that casino makes will stay into that state.