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:2018-11-09, Stock:COST, The news for the past five days is as follows:
2018-11-02: NEWS1: Costco and Five Other Major Retailers Closed on Thanksgiving 2018.NEWS2: Weekly CFO Sells Highlight.
2018-11-05: NEWS1: Costco (COST) Outpaces Stock Market Gains: What You Should Know.NEWS2: 10 Blue-Chip Stocks to Buy Ahead of Black Friday.NEWS3: 10 Blue-Chip Stocks to Buy Ahead of Black Friday.NEWS4: Notable Monday Option Activity: COST, NBL, FB.NEWS5: Notable Monday Option Activity: COST, NBL, FB.NEWS6: 10 Blue-Chip Stocks to Buy Ahead of Black Friday.NEWS7: Wait for a Sale Before Filling Your Cart with Costco Stock.
2018-11-06: NEWS1: Ex-Dividend Reminder: Hilton Worldwide Holdings, Costco Wholesale and American Electric Power.NEWS2: Ex-Dividend Reminder: Hilton Worldwide Holdings, Costco Wholesale and American Electric Power.NEWS3: SHAREHOLDER ALERT: Bronstein, Gewirtz & Grossman, LLC Notifies Investors of Class Action Against Costco Wholesale Corporation (COST) & Lead Plaintiff Deadline: January 7, 2019.NEWS4: Stock Market Stays Calm; Costco Aims At 7th Gain In Row.NEWS5: SHAREHOLDER ALERT: Levi & Korsinsky, LLP Notifies Shareholders It Filed a Complaint to Recover Losses Suffered by Costco Wholesale Corporation Investors and Set a Lead Plaintiff Deadline of January 7, 2019.NEWS6: Costco (COST) Outpaces Stock Market Gains: What You Should Know.NEWS7: Costco (COST) Outpaces Stock Market Gains: What You Should Know.
2018-11-07: NEWS1: Cramer&apos;s lightning round: Cisco&apos;s stock is a buy &apos;right here&apos;.NEWS2: Cramer's lightning round: Cisco's stock is a buy 'right here'.NEWS3: Costco Wholesale Corporation Reports October Sales Results.NEWS4: The Klein Law Firm Reminds Investors of Class Actions on Behalf of Shareholders of APOG, COST, HTHT, IGC, ALGN and SYF.NEWS5: SPDR Portfolio S&P 500 Value ETF Experiences Big Inflow.NEWS6: SPDR Portfolio S&P 500 Value ETF Experiences Big Inflow.NEWS7: COSTCO INVESTOR ALERT: Faruqi & Faruqi, LLP Encourages Investors Who Suffered Losses Exceeding $100,000 Investing In Costco Wholesale Corporation To Contact The Firm.NEWS8: 10 Worst Things to Buy in Bulk at Costco.NEWS9: SHAREHOLDER ALERT: Bronstein, Gewirtz & Grossman, LLC Notifies Investors of Class Action Against Costco Wholesale Corporation (COST) & Lead Plaintiff Deadline - January 7, 2019.NEWS10: Costco Wholesale Corporation (COST) Ex-Dividend Date Scheduled for November 08, 2018.NEWS11: Costco Wholesale Corporation (COST) Ex-Dividend Date Scheduled for November 08, 2018.NEWS12: Bragar Eagel & Squire, P.C. Announces That a Class Action Lawsuit Has Been Filed Against Costco Wholesale Corporation (COST) and Encourages COST Investors to Contact the Firm.
2018-11-08: NEWS1: The Klein Law Firm Reminds Investors of Class Actions on Behalf of Shareholders of CHGG, ACHC, COST and RYAAY.NEWS2: COSTCO INVESTOR ALERT: Faruqi & Faruqi, LLP Encourages Investors Who Suffered Losses Exceeding $100,000 Investing In Costco Wholesale Corporation To Contact The Firm.NEWS3: IMPORTANT INVESTOR 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: Unfazed by the Competition, Costco Sustained Momentum in October.NEWS5: Cowen Upgrades Target Stock on Improving Outlook.NEWS6: Costco Stock’s Strong Year Suffers a Bump.NEWS7: What Wall Street Expects for Walmart’s Q3 2019.NEWS8: See what the IHS Markit Score report has to say about Costco Wholesale Corp..

Answer: Decrease