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:2019-09-09, Stock:COST, The news for the past five days is as follows:
2019-08-30: NEWS1: Notable Friday Option Activity: GS, COST, ALXN.NEWS2: Notable Friday Option Activity: GS, COST, ALXN.NEWS3: Noteworthy ETF Inflows: IWF, KO, COST, PYPL.NEWS4: Noteworthy ETF Inflows: IWF, KO, COST, PYPL.NEWS5: Red-Hot Costco Still Belongs in the 'Longs' Club.NEWS6: Papa John's Is Ready for Its Turnaround.NEWS7: Papa John's Is Ready for Its Turnaround.NEWS8: Papa John's Is Ready for Its Turnaround.
2019-09-03: NEWS1: 5 Retail Stocks That Belong on Your Shopping List Today.NEWS2: 5 Retail Stocks That Belong on Your Shopping List Today.NEWS3: Top Stock Picks for the Week of September 3rd, 2019.NEWS4: Top Stock Picks for the Week of September 3rd, 2019.NEWS5: Top Stock Picks for the Week of September 3rd, 2019.NEWS6: Target and Costco: What’s Next after a Solid August?.NEWS7: Low Store Traffic Likely to Mar Kirkland's (KIRK) Q2 Earnings.NEWS8: Low Store Traffic Likely to Mar Kirkland's (KIRK) Q2 Earnings.NEWS9: Is Revenue Contribution Of Walmart International Significant To The Company?.NEWS10: Is Revenue Contribution Of Walmart International Significant To The Company?.NEWS11: Low Store Traffic Likely to Mar Kirkland's (KIRK) Q2 Earnings.NEWS12: Walmart vs. Target Business Model: What's the Difference?.
2019-09-04: NEWS1: VIDEO: Costco Stock Looks Enticing.NEWS2: Factors Influencing John Wiley & Sons' (JW.A) Q1 Earnings.NEWS3: Factors Influencing John Wiley & Sons' (JW.A) Q1 Earnings.NEWS4: Factors You Need to Know Ahead of Casey's (CASY) Q1 Earnings.NEWS5: Factors You Need to Know Ahead of Casey's (CASY) Q1 Earnings.NEWS6: Can Carter's (CRI) Efforts Boost Stock Amid Margin Woes?.NEWS7: Can Carter's (CRI) Efforts Boost Stock Amid Margin Woes?.NEWS8: Will Costco (COST) Beat Estimates Again in Its Next Earnings Report?.NEWS9: Will Costco (COST) Beat Estimates Again in Its Next Earnings Report?.NEWS10: Factors Influencing John Wiley & Sons' (JW.A) Q1 Earnings.NEWS11: Where to Enter Booming Discount Variety Retailers.NEWS12: Will Costco (COST) Beat Estimates Again in Its Next Earnings Report?.NEWS13: Can Carter's (CRI) Efforts Boost Stock Amid Margin Woes?.NEWS14: Factors You Need to Know Ahead of Casey's (CASY) Q1 Earnings.NEWS15: Infobip Taps Ex-Banker as CFO as IPO, Stake Sale Plans Loom.
2019-09-05: NEWS1: Costco Wholesale Corporation Reports August Sales Results.NEWS2: Dollar General (DG) Displays Solid Run, Adds 20% in 3 Months.NEWS3: Dollar General (DG) Displays Solid Run, Adds 20% in 3 Months.NEWS4: Costco reveals how many people signed up for memberships at its first-ever store in China.NEWS5: Dollar General (DG) Displays Solid Run, Adds 20% in 3 Months.NEWS6: Kroger Stock Could Squeeze Short Sellers After Earnings.
2019-09-06: NEWS1: Noteworthy Friday Option Activity: COST, SPG, ONCE.NEWS2: Noteworthy Friday Option Activity: COST, SPG, ONCE.NEWS3: How To Make Money Off Consumers Whether There's A Recession Or Not.NEWS4: US Stocks Gain on Friday.NEWS5: Costco Stock Rises as Sales Show Retail Dominance, Analyst Says.NEWS6: Costco Stock Could Rise More Due to Solid Domestic Sales.NEWS7: Retailers Stepping Up Delivery Plans: Is Amazon in Trouble?.NEWS8: Costco (COST) Gains But Lags Market: What You Should Know.NEWS9: Costco (COST) Gains But Lags Market: What You Should Know.

Answer: Decrease