To allow all U.S. workers to put part of their earnings into private investment accounts would definitely erode the Social Security system and cause uncertainty for new investors. ↗
The market is ridiculously overcrowded with early stage investors. This results in a talent drain, where the best talent gets diffused and work for their own startups. ↗
In normal times, investors should pay more attention to the credit markets because it's the energy by which everything is driven. It's the oil in the engine. ↗
A typical Ponzi scheme involves taking money from investors, then paying them off with money taken from new investors, rather than paying them from actual earnings. ↗