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:2019-04-15, Stock:COST, The news for the past five days is as follows:
2019-04-08: NEWS1: PriceSmart's March Comps Drop, Currency Fluctuations Hurt.NEWS2: PriceSmart's March Comps Drop, Currency Fluctuations Hurt.NEWS3: PriceSmart's March Comps Drop, Currency Fluctuations Hurt.NEWS4: Amazon’s Whole Foods price cuts aim to build a ‘Costco-like’ relationship with Prime members.NEWS5: Ollie's Bargain (OLLI) Up More Than 30% YTD: Here's Why.NEWS6: Ollie's Bargain (OLLI) Up More Than 30% YTD: Here's Why.NEWS7: TGT, COST & TJX Outpace Industry Year to Date: Here's Why.NEWS8: TGT, COST & TJX Outpace Industry Year to Date: Here's Why.NEWS9: Why Walmart Is Likely to See Sustained Momentum in Its Comps.NEWS10: TGT, COST & TJX Outpace Industry Year to Date: Here's Why.NEWS11: Ollie's Bargain (OLLI) Up More Than 30% YTD: Here's Why.NEWS12: COST Crosses Above Average Analyst Target.NEWS13: COST Crosses Above Average Analyst Target.NEWS14: Why Analysts Expect Walmart’s EPS to Fall.NEWS15: Why Walmart Stock Needs a Big Earnings Beat.NEWS16: Insider Buys Of The Week: Costco, Walgreens, Revlon.
2019-04-09: NEWS1: Bank of America is raising its minimum wage to $20 an hour.NEWS2: What Does Costco Wholesale Corporation's (NASDAQ:COST) Share Price Indicate?.NEWS3: Macy's Down More Than 10% YTD: Can Efforts Aid Turnaround?.NEWS4: Macy's Down More Than 10% YTD: Can Efforts Aid Turnaround?.NEWS5: Costco Is a Strong Company, but Stock Looks Overbought.NEWS6: Starboard Makes Peace With Dollar Tree's Board: Here's Why.NEWS7: Starboard Makes Peace With Dollar Tree's Board: Here's Why.NEWS8: Costco Stock Will Continue Climbing After This Week’s Sales Report, Analyst Says.NEWS9: See what the IHS Markit Score report has to say about Costco Wholesale Corp..NEWS10: Macy's Down More Than 10% YTD: Can Efforts Aid Turnaround?.NEWS11: Comeback Gives S&P an 8-Session Winning Streak.NEWS12: Starboard Makes Peace With Dollar Tree's Board: Here's Why.NEWS13: Gauging the Potential Upside in Walmart Stock.
2019-04-10: NEWS1: Stocks making the biggest moves after hours: Bed Bath & Beyond, Costco and more.NEWS2: Costco's same-store sales up 5.9% in March, e-commerce sales up 20.6%.NEWS3: Costco stock slips after hours following March sales data.NEWS4: Costco Wholesale Corporation Reports March Sales Results.NEWS5: 3 Surprising Stocks Hitting New Highs Last Week.NEWS6: 3 Surprising Stocks Hitting New Highs Last Week.NEWS7: Moving Average Crossover Alert: Costco Wholesale.NEWS8: Moving Average Crossover Alert: Costco Wholesale.NEWS9: PriceSmart (PSMT) Q2 Earnings Surpass Estimates, Stock Down.NEWS10: PriceSmart (PSMT) Q2 Earnings Surpass Estimates, Stock Down.NEWS11: 3 Surprising Stocks Hitting New Highs Last Week.NEWS12: PriceSmart (PSMT) Q2 Earnings Surpass Estimates, Stock Down.NEWS13: Moving Average Crossover Alert: Costco Wholesale.
2019-04-11: NEWS1: Stocks Close Mixed With Corporate Earnings Ahead.NEWS2: Stocks Close Mixed With Corporate Earnings Ahead.NEWS3: Costco (COST) Stock Moves -1.77%: What You Should Know.NEWS4: Shoppers increasingly buying home furnishings and clothes at Costco.NEWS5: Costco (COST) Sustains Comps Run With 5.7% Rise in March.NEWS6: Costco (COST) Sustains Comps Run With 5.7% Rise in March.NEWS7: Costco Announces 7.4% Growth in Net Sales.NEWS8: Ben Carson Snapped Up Costco Stock Before It Roared Back.NEWS9: Costco Stock Is Sliding on Disappointing Sales. It Could Be a Buying Opportunity..NEWS10: Costco (COST) Sustains Comps Run With 5.7% Rise in March.NEWS11: Ulta Beauty Stock Skyrockets in a Year: Will Momentum Stay?.NEWS12: Ulta Beauty Stock Skyrockets in a Year: Will Momentum Stay?.NEWS13: Costco Wholesale Investors Are on Watch for a Special Dividend.NEWS14: Where Could Costco Stock Be Heading?.NEWS15: Costco Sustained Its Momentum, Comps Rose 5.7% in March.NEWS16: Ulta Beauty Stock Skyrockets in a Year: Will Momentum Stay?.NEWS17: Stocks making the biggest moves premarket: Tesla, JetBlue, Costco, Marriott, Stitch Fix & more.NEWS18: Stocks making the biggest moves premarket: Tesla, JetBlue, Costco, Marriott, Stitch Fix & more.NEWS19: Costco Slips Following March Sales Numbers.NEWS20: After-Hours News: Costco's March Sales and JetBlue's Routes to London.NEWS21: After-Hours News: Costco's March Sales and JetBlue's Routes to London.NEWS22: After-Hours News: Costco&apos;s March Sales and JetBlue&apos;s Routes to London.
2019-04-12: NEWS1: 7 Recession-Proof Stocks to Buy as the Boom Ends.NEWS2: 7 Recession-Proof Stocks to Buy as the Boom Ends.NEWS3: Disney Stock Surges as Streaming Service is Launched.NEWS4: Wells Fargo Commercial Mortgage Trust 2016-C37 -- Moody's affirms eight classes of WFCM 2016-C37.NEWS5: Costco Might Be Close to Announcing a Special Dividend.NEWS6: Costco (COST) Stock Moves -1.77%: What You Should Know.NEWS7: Costco (COST) Stock Moves -1.77%: What You Should Know.

Answer: Rise