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:2018-11-19, Stock:COST, The news for the past five days is as follows:
2018-11-12: NEWS1: APRN Earnings: Blue Apron Stock Needs to Cook Up a Miracle.NEWS2: APRN Earnings: Blue Apron Stock Needs to Cook Up a Miracle.NEWS3: Costco (COST) Stock Moves -1.37%: What You Should Know.NEWS4: SHAREHOLDER ALERT: APOG COCP ABBV COST HTHT SFIX CWH OZK NKTR SYF: The Law Offices of Vincent Wong Reminds Investors of Important Class Action Deadlines.NEWS5: 5 Retail Stocks with a Fair Chance to Beat This Earnings Season.NEWS6: 5 Retail Stocks with a Fair Chance to Beat This Earnings Season.NEWS7: APRN Earnings: Blue Apron Stock Needs to Cook Up a Miracle.NEWS8: Macy's (M) Q3 Earnings: Omnichannel Efforts to Play Key Role.NEWS9: Macy's (M) Q3 Earnings: Omnichannel Efforts to Play Key Role.NEWS10: Alibaba Bets Nearly $300 Million on This Chinese Wine Retailer.NEWS11: Amazon Stock Is Taking a Breather, so You Should Too.
2018-11-13: NEWS1: CLASS ACTION UPDATE for APOG, COST, FIT and SONS: Levi & Korsinsky, LLP Reminds Investors of Class Actions on Behalf of Shareholders.NEWS2: SHAREHOLDER ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Costco Wholesale Corporation - COST.NEWS3: Urban Outfitters (URBN) Q3 Earnings: Will It Beat Estimates?.NEWS4: Urban Outfitters (URBN) Q3 Earnings: Will It Beat Estimates?.NEWS5: Foot Locker's (FL) Q3 Earnings Likely to Improve: Here's Why.NEWS6: Foot Locker's (FL) Q3 Earnings Likely to Improve: Here's Why.NEWS7: Will Costco (COST) Beat Estimates Again in Its Next Earnings Report?.NEWS8: Will Costco (COST) Beat Estimates Again in Its Next Earnings Report?.NEWS9: The Klein Law Firm Reminds Investors of Class Actions on Behalf of Shareholders of APOG, JT, COST, CWH, OZK, NKTR and AQUA.NEWS10: Will Higher Traffic Boost Target’s Third-Quarter Sales?.NEWS11: Will Costco (COST) Beat Estimates Again in Its Next Earnings Report?.NEWS12: SHAREHOLDER ALERT: Bronstein, Gewirtz & Grossman, LLC Reminds Investors of Class Action Against Costco Wholesale Corporation (COST) & Lead Plaintiff Deadline: January 7, 2019.NEWS13: Target Could Sustain Its Growth Momentum in Q3 2018.NEWS14: INVESTOR ALERT: Law Offices of Howard G. Smith Announces Investigation on Behalf of Costco Wholesale Corporation Investors (COST).NEWS15: Costco (COST) Stock Moves -1.37%: What You Should Know.NEWS16: Costco (COST) Stock Moves -1.37%: What You Should Know.
2018-11-14: NEWS1: EQUITY ALERT: Rosen Law Firm Announces Filing of Securities Class Action Lawsuit Against Costco Wholesale Corporation – COST.NEWS2: SHAREHOLDER ALERT: APOG COCP COST TRVN HON DY ALGN AQUA SONS TSRO: The Law Offices of Vincent Wong Reminds Investors of Important Class Action Deadlines.NEWS3: INVESTOR ACTION REMINDER: 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.NEWS4: Target Stock: Analysts’ Recommendations.NEWS5: Will Target’s EPS Mark Double-Digit Growth in Q3 2018?.NEWS6: Target’s Margins Could Remain Pressured in Q3 2018.
2018-11-15: NEWS1: Target (TGT) Stock Looks Like a Buy After Walmart's (WMT) Strong Q3.NEWS2: Target (TGT) Stock Looks Like a Buy After Walmart's (WMT) Strong Q3.NEWS3: Noteworthy Thursday Option Activity: COST, ATVI, SHW.NEWS4: Noteworthy Thursday Option Activity: COST, ATVI, SHW.NEWS5: Will Costco Wholesale Corporation’s (NASDAQ:COST) Earnings Grow In The Next 12 Months?.
2018-11-16: NEWS1: RM LAW Announces Class Action Lawsuit Against Costco Wholesale Corporation.NEWS2: Is Paypal Holdings Inc (PYPL) A Good Investment Right Now?.NEWS3: CLASS ACTION UPDATE for COST, TSRO and MGI: Levi & Korsinsky, LLP Reminds Investors of Class Actions on Behalf of Shareholders.NEWS4: Walmart Missed Analysts’ Sales Estimate.NEWS5: Walmart Beats Third-Quarter EPS Estimate, Raises Guidance.

Answer: Decrease