bit if the economy is slowing. working in stocks favor for this quarter. returns have been historically positive on average for the s&p 500 since 1990. over these past two decades we have seen consumer discretionary, consumer tech stocks as the largest outperformers in the final three months. >> and then there's this little bit of a silver lining because there's been all this volatility in gas prices, but they've actually been continuing to fall. >> yeah, that's absolutely right. aaa is saying the national average is at $3.42 a gallon, 24 cents lower than a month ago. of course, we're hoping it's going to continue going to the downside. but i'm going to unfortunately throw the but in there, about 76 cents higher than a year ago. crude oil prices have been dropping sharply, 14% to the downside over this past quarter. so hopefully they'll keep on falling from here. that would be the silver lining. >> cnbc's mandy drury, good to see you. thank you. after an explosive week one, an er doc will be back on the