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:2019-04-30, Stock:COST, The news for the past five days is as follows:
2019-04-23: NEWS1: Why Costco Stock’s Growth Will Keep Climbing Higher.NEWS2: Why Costco Stock’s Growth Will Keep Climbing Higher.NEWS3: Buffett on Financial Statements: Which of These 3 Retailers Has the Best Moat?.NEWS4: Did Costco Wholesale Corporation (NASDAQ:COST) Insiders Sell Shares?.NEWS5: Why Costco Stock’s Growth Will Keep Climbing Higher.NEWS6: The best companies for employees in 2019.
2019-04-24: NEWS1: BJ's and Costco can both save you money—but if you want to shop online, this one's the better deal.NEWS2: Costco & These 4 Retail Stocks Are Hot Investment Picks.NEWS3: Costco & These 4 Retail Stocks Are Hot Investment Picks.NEWS4: iShares Russell 1000 Growth ETF Experiences Big Outflow.NEWS5: iShares Russell 1000 Growth ETF Experiences Big Outflow.NEWS6: U.S. minimum wages are probably at their highest level ever, one economist says.NEWS7: Costco & These 4 Retail Stocks Are Hot Investment Picks.NEWS8: The Valuation of Costco Stock Is a Tough Pill to Swallow.
2019-04-25: NEWS1: Don Lee Farms replacing formula of veggie burgers sold at Costco.NEWS2: Amazon Reports Earnings With a 'Parabolic Bubble'.NEWS3: Bulking Up on Costco.
2019-04-26: NEWS1: Costco Goes Its Own Way.NEWS2: Costco board authorizes $4 billion buyback plan, hikes dividend 14%.NEWS3: Aaron's (AAN) Q1 Earnings & Revenues Top Estimates, Stock Up.NEWS4: Aaron's (AAN) Q1 Earnings & Revenues Top Estimates, Stock Up.NEWS5: Costco Wholesale Corporation Announces Reauthorization of Stock Repurchase Program and Quarterly Cash Dividend Increase.NEWS6: Amazon One-Day Shipping Push Hits These Retailers.NEWS7: Buy Amazon (AMZN) Stock After Q1 Earnings on 1-Day Shipping Push?.NEWS8: Aaron's (AAN) Q1 Earnings & Revenues Top Estimates, Stock Up.NEWS9: Amazon Stock at 7-Month High After Solid Quarter.
2019-04-29: NEWS1: Costco Is Paying a Bigger Dividend. Investors Want More..NEWS2: Target Stock’s Valuation Is Compelling.NEWS3: Costco Raises Dividend: 3 More Things You Ought to Know.NEWS4: Costco Raises Dividend: 3 More Things You Ought to Know.NEWS5: TGT vs. COST: Which Stock Should Value Investors Buy Now?.NEWS6: TGT vs. COST: Which Stock Should Value Investors Buy Now?.NEWS7: Recent Dip in Target Stock Could Make for a Good Opportunity.NEWS8: Costco Raises Dividend: 3 More Things You Ought to Know.

Answer: Rise