He is not talking about the real economy but the stock market instead. At this moment, the major U.S. banks (along with the Fed) are all helping to prop the equity market up. Since the majority of the middleclass don't have money invested in the stock market, any rise in equity prices has no impact on their bottom line. The profiteers are Wall Street and the super rich.
RE: Trump Says Economy Goes Down the Tubes if He Loses in 2020