Billionaire investor Paul Tudor Jones has a message for Janet Yellen and investors: Be very afraid.
The legendary macro trader says that years of low interest rates have bloated stock valuations to a level not seen since 2000, right before the Nasdaq tumbled 75 percent over two-plus years. That measure — the value of the stock market relative to the size of the economy — should be “terrifying” to a central banker, Jones said earlier this month at a closed-door Goldman Sachs Asset…