i'm looking for the crazed gambler iran etf. i'm excited about that.x: what does the oil-rich nations reentry really mean for gas prices? stanley's chief u.s. economist joins us now. such a pleasure. we did not really see oil come off any on the iran deal, but the estimate is anywhere between five dollars to $10 per barrel, if we see a lot of oil. what does that mean at home? >> all markets are forward-looking, including oil markets. we cannot extract what is going on with concerns over greece and some, but i imagine that of the decline in oil prices was in reaction to anticipation, but anticipation of a deal being announced in iran. , in people saw this coming other words? >> i think that people saw it coming, investors would have been betting on what it means for oil if there was more supply coming from iran. prices have declined, but for consumers it is always a good means you don't pay as much when you go to gas up at the pump. at the very least it makes consumers feel better. alix: what is the lag time for that? >> about two weeks. pretty soon you