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:2018-12-20, Stock:COST, The news for the past five days is as follows:
2018-12-13: NEWS1: Falling Operating Income Hits Costco Wholesale.NEWS2: Falling Operating Income Hits Costco Wholesale.NEWS3: Costco margin dip overshadows sales beat, shares slide.NEWS4: Costco (COST) Lags Q1 Earnings Estimates.NEWS5: CLASS ACTION UPDATE for COST, ALGN and RYAAY: Levi & Korsinsky, LLP Reminds Investors of Class Actions on Behalf of Shareholders.NEWS6: Falling Operating Income Hits Costco Wholesale.NEWS7: Costco Earnings: COST Stock Slides on Q1 Earnings Miss.NEWS8: [$$] Sales at Costco Fall Short of Expectations.NEWS9: Buy Amazon (AMZN) Stock on the Dip Heading into 2019?.NEWS10: After-hours buzz: COST, SBUX & more.NEWS11: Costco: Fiscal 1Q Earnings Snapshot.NEWS12: Glancy Prongay & Murray LLP Reminds Investors of the Deadline in the Class Action Lawsuit Against Costco Wholesale Corporation (COST).NEWS13: The Klein Law Firm Reminds Investors of Class Actions on Behalf of Shareholders of COST, GSKY, MGI and NSANY.NEWS14: Costco quarterly revenue misses estimates.NEWS15: Costco Wholesale Corporation Reports First Quarter Fiscal Year 2019 Operating Results.NEWS16: After-Hours Earnings Report for December 13, 2018 :  ADBE, COST, GTIM, CHKE.NEWS17: After-Hours Earnings Report for December 13, 2018 :  ADBE, COST, GTIM, CHKE.NEWS18: Adobe & Costco Earnings Previews, Europe Ends Bond Buybacks.NEWS19: COST February 2019 Options Begin Trading.NEWS20: COST February 2019 Options Begin Trading.NEWS21: Costco Stock Has Been Stable in a Busy 2018.NEWS22: Costco Wholesale Corporation Q1 Profit Climbs.NEWS23: Costco Wholesale Corporation Q1 Profit Climbs.NEWS24: Costco Stock Continues To Justify Its Lofty Multiple Ahead Of Today’s Earnings.NEWS25: Costco Stock Continues To Justify Its Lofty Multiple Ahead Of Today’s Earnings.NEWS26: COST Has Bullish Fundamentals, But There is Resistance at $245.NEWS27: Costco Stock Continues To Justify Its Lofty Multiple Ahead Of Today’s Earnings.NEWS28: Costco Wholesale Q1 19 Earnings Conference Call At 5:00 PM ET.NEWS29: Costco Wholesale Q1 19 Earnings Conference Call At 5:00 PM ET.NEWS30: Here's What to Expect from Costco (COST) Earnings Thursday.NEWS31: Here's What to Expect from Costco (COST) Earnings Thursday.NEWS32: Bragar Eagel & Squire, P.C. Reminds Investors That Class Action Lawsuits Have Been Filed Against Synchrony, Apogee, Costco, and Ribbon Communications and Encourages Investors to Contact the Firm.NEWS33: SHAREHOLDER ALERT: Pomerantz Law Firm Reminds Shareholders with Losses on their Investment in Costco Wholesale Corporation of Class Action Lawsuit and Upcoming Deadline – COST.
2018-12-14: NEWS1: Why Johnson & Johnson, Costco, and Apple Slumped Today.NEWS2: Why Johnson & Johnson, Costco, and Apple Slumped Today.NEWS3: Negativity shouldn't stop you from careful stock-picking.NEWS4: Cramer on the sell-off: Negativity shouldn't stop you fro....NEWS5: Cramer on the sell-off: Negativity shouldn&apos;t stop you from careful stock-picking.NEWS6: Cramer on the sell-off: Negativity shouldn't stop you from careful stock-picking.NEWS7: Costco Is Still Crushing It.NEWS8: Costco Is Still Crushing It.NEWS9: Costco Business Center proposed in North Highlands.NEWS10: Dow Jones Falls Almost 500 Points, Marks 7-Month Closing Low As Apple Struggles To Bottom.NEWS11: Why Johnson & Johnson, Costco, and Apple Slumped Today.NEWS12: Market Close Report: NASDAQ Composite index closes at 6,910.67 down -159.66 points.NEWS13: Market Close Report: NASDAQ Composite index closes at 6,910.67 down -159.66 points.NEWS14: Costco Is Still Crushing It.NEWS15: How to Return an Item to Costco.NEWS16: Stocks erase weekly gains.NEWS17: Why Costco Shares Got Crushed Today.NEWS18: Why Costco Shares Got Crushed Today.NEWS19: Apple: A Look At Its Services And Subscriptions.NEWS20: Apple: A Look At Its Services And Subscriptions.NEWS21: Dow Jones Today: Johnson & Johnson Stock Slammed On Asbestos Report.NEWS22: Costco stock set for worst one-day decline in 10 years after sales miss, but analysts are unfazed.NEWS23: Why Costco Shares Got Crushed Today.NEWS24: Investors Are Down on Costco as Profit Margins Disappoint.NEWS25: US STOCKS-Global growth worries, J&J's tumble drag Wall St lower.NEWS26: Costco Drops After Earnings at Warehouse Retailer Miss.NEWS27: Costco Wholesale (COST) Shares Cross Below 200 DMA.NEWS28: Costco Wholesale (COST) Shares Cross Below 200 DMA.NEWS29: Costco Slips on Disappointing Earnings, Increased Competition.NEWS30: Costco Stock Could Return to Its Early 2018 Low Area: Take Action.NEWS31: S&P 500 Movers: COST, SEE.NEWS32: S&P 500 Movers: COST, SEE.NEWS33: Nasdaq 100 Movers: COST, REGN.NEWS34: Nasdaq 100 Movers: COST, REGN.NEWS35: Costco's 1st-Quarter Earnings: Key Takeaways for the Investors.NEWS36: A Bull And Bear Analyze Costco's Q1 Earnings Print.NEWS37: Dow Jones Sharply Lower As These 3 Stocks Fall On Earnings.NEWS38: US STOCKS-Rising global growth fears pull down Wall Street.NEWS39: SHAREHOLDER ALERT - Bronstein, Gewirtz & Grossman, LLC Reminds Investors of Class Action Against Costco Wholesale Corporation (COST) & Lead Plaintiff Deadline: January 7, 2019.NEWS40: Costco's (COST) Q1 Earnings Miss Estimates, Sales Surpass.NEWS41: Costco's (COST) Q1 Earnings Miss Estimates, Sales Surpass.NEWS42: Costco's shares sink more than 6% after more grocery competition leads to earnings miss.NEWS43: Consumer Sector Update for 12/14/2018: BEL, DTEA, COST, WMT, MCD, DIS, CVS, KO.NEWS44: Consumer Sector Update for 12/14/2018: BEL, DTEA, COST, WMT, MCD, DIS, CVS, KO.NEWS45: Costco Is a Good Company, Just Not at This Price.NEWS46: US STOCKS-Wall Street set to fall at open on global growth fears.NEWS47: Costco Report Casts Its Shares Into No Man's Land, and Charts Say Be Wary.NEWS48: Stocks - U.S. Futures Fall Amid Fears of Slowing Global Growth.NEWS49: FOMC - The Gang That Couldn't Shoot Straight: Market Recon.NEWS50: Costco's (COST) Q1 Earnings Miss Estimates, Sales Surpass.NEWS51: Costco Under Pressure On Weaker Than Expected Q1 Earnings.NEWS52: Costco Under Pressure On Weaker Than Expected Q1 Earnings.NEWS53: Stocks making the biggest moves premarket: COST, ADBE, SBUX, AAPL & more.NEWS54: Costco Wholesale Corporation (COST) Q1 2019 Earnings Conference Call Transcript.NEWS55: Costco Wholesale Corporation (COST) Q1 2019 Earnings Conference Call Transcript.NEWS56: Costco Earnings miss, Revenue beats In Q1.NEWS57: Costco Wholesale Corporation (COST) Q1 2019 Earnings Conference Call Transcript.NEWS58: [$$] Sales Rise at Costco, but Fall Short of Expectations.NEWS59: Costco Earnings: COST Stock Slides on Q1 Earnings Miss.NEWS60: Costco (COST) Lags Q1 Earnings Estimates.NEWS61: Costco (COST) Lags Q1 Earnings Estimates.
2018-12-17: NEWS1: Costco Stock’s Drop Last Week Means It’s Time to Buy, JPMorgan Says.NEWS2: Monday’s Vital Data: Johnson & Johnson, Costco and Adobe.NEWS3: Monday’s Vital Data: Johnson & Johnson, Costco and Adobe.NEWS4: Charts point to big leg lower for Dow stock Nike going into earnings: Technical analyst.NEWS5: Costco buys 150 acres formerly slated for Hines business park.NEWS6: Costco&apos;s CEO makes 191 times more than its median employee.NEWS7: 3 Big Stock Charts for Monday: Dollar Tree, Scana and Mastercard.NEWS8: 3 Big Stock Charts for Monday: Dollar Tree, Scana and Mastercard.NEWS9: Jack in the Box considers sale, Costco under pressure, Lululemon upgraded.NEWS10: [$$] Stocks to Watch: Goldman, Best Buy, Alphabet.NEWS11: Monday’s Vital Data: Johnson & Johnson, Costco and Adobe.NEWS12: AutoZone, Adobe, Costco, FedEx and Oracle are part of Zacks Earnings Preview.NEWS13: AutoZone, Adobe, Costco, FedEx and Oracle are part of Zacks Earnings Preview.NEWS14: AutoZone, Adobe, Costco, FedEx and Oracle are part of Zacks Earnings Preview.NEWS15: 3 Big Stock Charts for Monday: Dollar Tree, Scana and Mastercard.NEWS16: Today's Research Reports on Trending Tickers: Costco and Shopify.NEWS17: [$$] Stocks to Watch: PG&E, J&J, Citigroup, Costco, Shopify.
2018-12-18: NEWS1: The Klein Law Firm Reminds Investors of Class Actions on Behalf of Shareholders of COST, NKTR, GSKY, RBBN (SONS) and MGI.NEWS2: Under Armour Tanks on Guidance.NEWS3: Costco Stock Looks Good After Its Post-Earnings Plunge.NEWS4: Costco Stock Looks Good After Its Post-Earnings Plunge.NEWS5: See what the IHS Markit Score report has to say about Costco Wholesale Corp..NEWS6: Costco Stock Looks Good After Its Post-Earnings Plunge.NEWS7: SHAREHOLDER ACTION NOTICE: The Schall Law Firm Announces the Filing of a Class Action Lawsuit Against Costco Wholesale Corporation and Encourages Investors with Losses in Excess of $100,000 to Contact the Firm.
2018-12-19: NEWS1: Costco (COST) Stock Moves -0.78%: What You Should Know.NEWS2: SHAREHOLDER ALERT: COST NKTR WBT SYF PPDF BA XPO TDOC: The Law Offices of Vincent Wong Reminds Investors of Important Class Action Deadlines.NEWS3: SHAREHOLDER ALERT - Bronstein, Gewirtz & Grossman, LLC Reminds Investors of Class Action Against Costco Wholesale Corporation (COST) & Lead Plaintiff Deadline: January 7, 2019.NEWS4: COSTCO SHAREHOLDER ALERT: CLAIMSFILER REMINDS INVESTORS WITH LOSSES IN EXCESS OF $100,000 of Lead Plaintiff Deadline in Class Action Lawsuit Against Costco Wholesale Corporation - COST.NEWS5: UPCOMING DEADLINE ALERT: The Schall Law Firm Announces the Filing of a Class Action Lawsuit Against Costco Wholesale Corporation and Encourages Investors with Losses in Excess of $100,000 to Contact the Firm.

Answer: Decrease