The Dow Jones Industrial Average dropped  more than 500 points  on Thursday, continuing a two-day slump.  The day before, the Dow fell more than 800 points on the back of big tech stocks like Amazon, Apple and Netflix, all of which  dropped in value .  "I think the Fed is out of control, I think what they're doing is wrong," President Trump said Thursday.

President Donald Trump put the blame on the Federal Reserve, which  raised interest rates last month  in light of continued economic growth.

But analysts say there are other reasons for the volatility, including economic tensions with China, which the  president has escalated .

Additional reporting by  Newsy affiliate CNN .