I expect the others will soon follow. The SEC has ruled that stock exchanges can now be operated for profit. The NYSE is planning to open an ECN, perhaps buying an existing one. Volatility is increasing. Note the gap up on April 12, which is filled on the 20 th .
Savings are down, and it seems that borrowing is supplying the cash for the stock bubble.
People are buying goods with checks written on their margin accounts. Today s economy depends on perceived wealth. Changes in portfolio value influence spending patterns. Remember the margin calls of 1929. Hidden Costs in Online Trading.