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:2018-06-27, Stock:COST, The news for the past five days is as follows:
2018-06-20: NEWS1: Noteworthy Wednesday Option Activity: BHVN, COST, SGMO.NEWS2: Noteworthy Wednesday Option Activity: BHVN, COST, SGMO.NEWS3: Citi Attractive Ahead of Stress Test: Deutsche Bank.NEWS4: A Single Tea Leaf in Kroger's Upcoming Earnings.NEWS5: A Single Tea Leaf in Kroger's Upcoming Earnings.NEWS6: Bloomberg: Coal Is Dead In The Ground While Renewables Will Rise. But That Could Change.NEWS7: [$$] Daily briefing: Brexit vote showdown, GE booted from Dow.NEWS8: Costco's Eternal Avocado Battles Food Waste.NEWS9: Costco's Eternal Avocado Battles Food Waste.NEWS10: Millennials, Your Avocados are in Good Hands Thanks to This Startup.NEWS11: Millennials, Your Avocados are in Good Hands Thanks to This Startup.
2018-06-21: NEWS1: Kroger Stock Is Still a Solid Bargain After Its Latest Earnings Beat.NEWS2: Kroger Stock Is Still a Solid Bargain After Its Latest Earnings Beat.NEWS3: Kroger Stock Is Still a Solid Bargain After Its Latest Earnings Beat.NEWS4: Free Technical Reports on Dollar General and Three Additional Discount, Variety Stores Equities.NEWS5: BJ’s Wholesale IPO: 6 things to know about the Costco competitor.NEWS6: Why Costco Is Still Dominating the Retail Industry.
2018-06-22: NEWS1: WFRBS Commercial Mortgage Trust 2012-C9 -- Moody's Affirms Ten Classes of WFRBS 2012-C9.NEWS2: Should You Invest in Emerging Market ETFs Right Now?.NEWS3: Should You Invest in Emerging Market ETFs Right Now?.NEWS4: Costco Is Cruising Smoothly: Will Its Stock?.NEWS5: Should You Invest in Emerging Market ETFs Right Now?.NEWS6: WFRBS Commercial Mortgage Trust 2012-C9 -- Moody's Affirms Ten Classes of WFRBS 2012-C9.NEWS7: Notable ETF Outflow Detected - IVE, C, UTX, COST.NEWS8: Notable ETF Outflow Detected - IVE, C, UTX, COST.NEWS9: COMM 2015-CCRE24 Mortgage Trust -- Moody's Affirms Eight Classes of COMM 2015-CCRE24.NEWS10: Costco, Walmart, and Target: The Best Retail Stock Plays?.NEWS11: Should You Buy Grocery Stocks, WMT, COST, TGT, After Kroger's Strong Quarter?.NEWS12: Should You Buy Grocery Stocks, WMT, COST, TGT, After Kroger's Strong Quarter?.NEWS13: 40 Pretty Easy Ways to Spend Less Money.NEWS14: Should You Buy Grocery Stocks, WMT, COST, TGT, After Kroger&apos;s Strong Quarter?.NEWS15: Public company execs to know: Costco merchandising exec Claudine Adamo.
2018-06-25: NEWS1: Warren Buffett and Jamie Dimon Say You're Too Short-Sighted.NEWS2: Warren Buffett and Jamie Dimon Say You're Too Short-Sighted.NEWS3: Strategic Endeavors, Stellar Comps to Aid Costco's Top Line.NEWS4: Strategic Endeavors, Stellar Comps to Aid Costco's Top Line.NEWS5: Strategic Endeavors, Stellar Comps to Aid Costco&apos;s Top Line.NEWS6: COMM 2015-CCRE24 Mortgage Trust -- Moody's Affirms Eight Classes of COMM 2015-CCRE24.NEWS7: What Analysts Are Saying about Costco, Walmart, and Target.
2018-06-26: NEWS1: These Retail Stocks Could Be Safe Bets amid Trade War Worries.

Answer: Decrease