'Dr. Doom' shares biggest economic concerns as the US war on Iran persists

The war on Iran could have serious implications for inflation and interest rates, said a noted economist. "But there are three types of inflation. One is when you have a temporary increase in the price level and it fades away. The second one is when there is a permanent increase in the price level but inflation expectations are not anchored. And the third one is when there is a rise in the inflation rate and inflation expectation," NYU professor Nouriel Roubini said on Yahoo Finance's Opening Bid (video a ...