After the consumption demand of high-income people reaches saturation, people's selfishness will inhibit the investment demand, and the scale of social investment will no longer continue to grow
Some economists disapprove of the government's direct assistance to low-income people, advocate that the government adopt preferential fiscal and tax policies for large entrepreneurs and the rich, and believe that the investment and consumption activities of large entrepreneurs and the rich will promote economic development, increase employment opportunities for the poor, and transfer wealth from the upper class to the lower class