Based on the news about the stock in the past five trading days, please predict the rise or fall of the stock in the next trading day. If the stock is predicted to rise in the next trading day, please output [Rise], if the stock is predicted to fall in the next trading day, please output [Decrease].

Date:2018-07-13, Stock:COST, The news for the past five days is as follows:
2018-07-06: NEWS1: What Happened in the Stock Market Today.NEWS2: What Happened in the Stock Market Today.NEWS3: Noteworthy Friday Option Activity: IAC, PII, COST.NEWS4: Noteworthy Friday Option Activity: IAC, PII, COST.NEWS5: My Dare-to-Be-Dull Investing Strategy Pays Off.NEWS6: My Dare-to-Be-Dull Investing Strategy Pays Off.NEWS7: Costco Stock Is Built to Stay Competitive over the Long Haul.NEWS8: Costco Stock Is Built to Stay Competitive over the Long Haul.NEWS9: Walmart Stock: Current Valuation and Analysts’ Ratings.NEWS10: Morning Movers: Dow Erases Losses as Payrolls Shine, Biogen Soars, Costco Dips.NEWS11: Morning Movers: Dow Erases Losses as Payrolls Shine, Biogen Soars, Costco Dips.NEWS12: Why Walmart Stock Underperformed in H1 2018.NEWS13: Dollar General Corporation (DG) Ex-Dividend Date Scheduled for July 09, 2018.NEWS14: Dollar General Corporation (DG) Ex-Dividend Date Scheduled for July 09, 2018.NEWS15: My Dare-to-Be-Dull Investing Strategy Pays Off.NEWS16: Morning Movers: Dow Erases Losses as Payrolls Shine, Biogen Soars, Costco Dips.NEWS17: Costco Stock Is Built to Stay Competitive over the Long Haul.
2018-07-09: NEWS1: The Sell-Off In PriceSmart Stock Makes Sense.
2018-07-10: NEWS1: Sam&apos;s Club opens first e-commerce fulfillment center (Photos).NEWS2: Why Costco Food Court Will No Longer Sell Polish Hot Dogs.NEWS3: See what the IHS Markit Score report has to say about Costco Wholesale Corp..
2018-07-11: NEWS1: Costco Wholesale June Total Comparable Sales Up 9.7%.NEWS2: Costco Wholesale June Total Comparable Sales Up 9.7%.NEWS3: Prime Day Gives Amazon a Second Chance to Relaunch Whole Foods.NEWS4: Prime Day Gives Amazon a Second Chance to Relaunch Whole Foods.NEWS5: Costco Wholesale Corporation Reports June Sales Results.NEWS6: Prime Day Gives Amazon a Second Chance to Relaunch Whole Foods.NEWS7: Walmart is ‘dead money’ as the Dow stock sits in a bear market, says trader.NEWS8: 18 Big Mistakes to Avoid Making at Sam&apos;s Club or Costco.
2018-07-12: NEWS1: Costco changes up food court menu.NEWS2: Consumer Sector Update for 07/12/2018: CVS,AET,CMCSA,FOX,FOXA,SKY.L,ZUMZ,COST.NEWS3: Consumer Sector Update for 07/12/2018: CVS,AET,CMCSA,FOX,FOXA,SKY.L,ZUMZ,COST.NEWS4: Buy Walgreens (WBA) Stock Because It's Cheap & Amazon Fears Are Overblown?.NEWS5: Buy Walgreens (WBA) Stock Because It's Cheap & Amazon Fears Are Overblown?.NEWS6: Analysts Maintained a ‘Buy’ Rating on Costco Stock.NEWS7: Consumer Sector Update for 07/12/2018: EMMS,CMCSA,FOX,FOXA,SKY.L,ZUMZ,COST.NEWS8: Consumer Sector Update for 07/12/2018: EMMS,CMCSA,FOX,FOXA,SKY.L,ZUMZ,COST.NEWS9: Why Blue Apron Holding Inc Stock Popped Today.NEWS10: Costco’s Food Court Is Getting Rid of the Polish Dog—It’s Not Even the Most Unhealthy Thing on the Menu.NEWS11: Noteworthy ETF Outflows: IVE, COST, COP, OXY.NEWS12: Noteworthy ETF Outflows: IVE, COST, COP, OXY.NEWS13: Costco Had Solid Comparable Store Sales in June.NEWS14: Costco Sales: Another Month, Another Win.NEWS15: Costco (COST) Posts Impressive Comparable Sales in June.NEWS16: Consumer Sector Update for 07/12/2018: CMCSA,FOX,FOXA,SKY.L,ZUMZ,COST.NEWS17: Consumer Sector Update for 07/12/2018: CMCSA,FOX,FOXA,SKY.L,ZUMZ,COST.

Answer: Rise