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:2019-10-15, Stock:COST, The news for the past five days is as follows:
2019-10-08: NEWS1: 3 Defensive Retail Companies to Consider as US Producer Prices Decline.NEWS2: Is Costco Wholesale (COST) Outperforming Other Retail-Wholesale Stocks This Year?.NEWS3: Costco Charts and Fundamentals Chart Bullish Course.
2019-10-09: NEWS1: Dow Jones Futures Tumble As China Trade Talks Sputter; 5 Stocks Flashing Bullish Signal.NEWS2: Dow Jones Futures: Stock Market Rally Awaits China Trade Talks; 5 Stocks Flashing Bullish Signal.NEWS3: Costco adjusted September same-store sales rise 5.6%.NEWS4: Costco Wholesale Corporation Reports September Sales Results.NEWS5: Costco Wholesale Corporation Updates on Children’s Sleepers.NEWS6: 7 'Stable Growth' Stocks That Can Lead as Economy Slows.NEWS7: Hedge Funds Aren’t Crazy About Costco Wholesale Corporation (COST) Anymore.NEWS8: Who Has Been Selling Costco Wholesale Corporation (NASDAQ:COST) Shares?.NEWS9: Edited Transcript of COST earnings conference call or presentation 3-Oct-19 9:00pm GMT.
2019-10-10: NEWS1: Costco: A Strong End to the Year.NEWS2: Costco Sept. same-store sales up 4.2%.NEWS3: Burlington Stores Up More Than 20% in 6 Months: Here's Why.NEWS4: Costco Stock Is Rising After Solid Sales Growth in September.NEWS5: Costco Sustains Decent Comps Run With 4.2% Rise in September.NEWS6: Costco Stock: Time to Book Profit as Growth Slows?.NEWS7: Dow Jones Futures Swing Wildly On Shifting China Trade News; 5 Stocks Flashing Key Bullish Signal.NEWS8: Stocks - Wall Street Flat as High-Level U.S.-China Trade Talks Begin.NEWS9: Stocks - Delta, PG&E Fall Premarket; Apple Gains.NEWS10: Dow Jones Futures Fall In Wild Fashion On Shifting China Trade News; 5 Stocks Flashing Key Bullish Signal.
2019-10-11: NEWS1: Costco makes move to keep price of chicken low.NEWS2: Uber to Acquire Chile Grocery Startup Walmart Failed to Buy.NEWS3: Can Carter's Strategies Reverse Dismal Run on the Bourses?.NEWS4: Ross Stores' Growth Strategies on Track Despite Tariff Woes.
2019-10-14: NEWS1: Costco (COST) Is Up 2% in One Week: What You Should Know.NEWS2: New CEO Mark Tritton Could Very Well Be a BBBY Stock Catalyst.

Answer: Rise