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:2019-12-18, Stock:COST, The news for the past five days is as follows:
2019-12-11: NEWS1: Buy Amazon (AMZN) Stock on the Dip Before a 2020 Rally?.NEWS2: Georgetown approves incentives for Costco store.
2019-12-12: NEWS1: Costco (COST) Q1 Earnings Beat Estimates.NEWS2: Costco Earnings Beat But Revenue Falls Short; Stock Falls Late.NEWS3: Costco earnings show sales growing despite late Thanksgiving holiday.NEWS4: Costco quarterly revenue misses estimates.NEWS5: Costco Wholesale Corporation Reports First Quarter Fiscal Year 2020 Operating Results.NEWS6: Stocks Hit Records on China Trade Hope & Buy this Biotech Stock - Free Lunch.NEWS7: Costco Near Buy Point Ahead Of Earnings For First Full Quarter After China Splash.NEWS8: Costco Shares Waver as Membership Retailer Posts Q1 Net Ahead of Estimates.NEWS9: Costco Reports Earnings Today. Here’s What to Expect..NEWS10: Dow Jones Futures: Lululemon Lags; 3 Key Earnings Reports For Stock Market Rally.NEWS11: Q1 Earnings Preview For Costco Wholesale.NEWS12: Costco Has Been Digesting Gains and Is Set to Report Earnings; Here's How to Trade It Now.NEWS13: Costco Reports Earnings Tonight, Here's How I'm Playing It.NEWS14: 1,000 Model Y Teslas a Week, and Two More Numbers to Know.NEWS15: U.S. Stock Futures Edge Higher Ahead of Open.
2019-12-13: NEWS1: Costco’s Earnings Could Have Been Even Better. Here’s Why..NEWS2: Revised Loomis Costco environmental impact report about to be released, again.NEWS3: Costco earnings beat but revenue falls short.NEWS4: Edited Transcript of COST earnings conference call or presentation 12-Dec-19 10:00pm GMT.NEWS5: Jim Cramer: Costco Just Keeps Delivering.NEWS6: The 20 Best Stocks to Buy for 2020.NEWS7: Costco shares fall 1.9% as analysts view latest quarter as good but not stellar.NEWS8: Why Jim Cramer Still Believes in Costco and Its 'Beautiful' Numbers.NEWS9: Costco Beat Earnings Expectations. Here’s Why Its Stock Is Falling..NEWS10: Stocks Log Modest Gains as U.S. and China Reach Phase One Trade Agreement.NEWS11: U.S. stocks rise after China announces trade deal, offers few details.NEWS12: Stock Market Recovers From Trump Tweet; Adobe Breaks Out, Broadcom Slides On Earnings.NEWS13: Costco's (COST) Earnings Beat Estimates in Q1, Increase Y/Y.NEWS14: Sarepta Is Soaring, the Dow Is Gaining — but the Real Action Is Overseas.NEWS15: U.S. stocks set to climb as China trade deal gets closer and Conservatives take U.K. election.NEWS16: Dow Jones Futures Pare Gains Despite China Trade Deal Reports; Adobe Signals Breakout On Earnings.NEWS17: Dow Jones Futures Erase Gains Despite On China Trade Deal Reports; Adobe Signals Breakout On Earnings.NEWS18: Sarepta Is Soaring and the Stock Market Is Ripping Higher.NEWS19: Dow Jones Futures Rise On China Trade Deal Reports; Adobe Signals Breakout On Earnings.NEWS20: How to Trade Costco After Underwhelming Earnings.NEWS21: Stocks Move Lower Even as U.S. and China Reach Phase One Trade Agreement.NEWS22: Costco's Numbers Weren't as Strong as They Looked.NEWS23: Trading on Trade Deals: Jim Cramer on China Trade, Costco and Facebook.NEWS24: Stocks Turn Higher as China Says Major Progress Made on Trade Agreement.NEWS25: China Trade Pact, Boris Johnson, Oracle, Costco and Facebook - 5 Things You Must Know Friday.NEWS26: Costco Shares Dip After Late Thanksgiving Holiday Holds Down Q1 Sales.
2019-12-16: NEWS1: Cramer Says Costco's Business Model Works 'Perfectly' In US, Even Better In China.NEWS2: Costco in Caracas: how Florida goods flood Venezuelan stores.NEWS3: Can Dollar General Replicate This Year's Decent Show in 2020?.NEWS4: Company News for Dec 16, 2019.NEWS5: Walgreens is the Worst Dow Stock Now, Will 2020 Be Different?.NEWS6: Costco in Caracas: how Florida goods flood Venezuelan stores.NEWS7: Market Morning: PG&E Bankruptcy Trouble, Trade Deal, Costco Holiday List, Trump Financial Records.NEWS8: New Trade Deal, New Records for S&P and NASDAQ.
2019-12-17: NEWS1: TGT vs. COST: Which Stock Should Value Investors Buy Now?.NEWS2: These 4 Discount Retailers Have Soared More Than 40% in 2019.

Answer: Decrease