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:2018-08-06, Stock:COST, The news for the past five days is as follows:
2018-07-30: NEWS1: Why BJ's Wholesale Club Can Be a Long-term Growth Story.NEWS2: Why BJ's Wholesale Club Can Be a Long-term Growth Story.NEWS3: Why BJ&apos;s Wholesale Club Can Be a Long-term Growth Story.
2018-07-31: NEWS1: Can BJ's Wholesale Overcome These Major Headwinds?.NEWS2: Can BJ's Wholesale Overcome These Major Headwinds?.NEWS3: Can BJ&apos;s Wholesale Overcome These Major Headwinds?.NEWS4: Noteworthy Tuesday Option Activity: HBI, COST, CPB.NEWS5: Noteworthy Tuesday Option Activity: HBI, COST, CPB.NEWS6: City of Rocklin voices concerns over proposed Costco in Loomis.
2018-08-01: NEWS1: Go Long Costco Stock: No Membership Required.NEWS2: Retail Rivalry: BJ's Wholesale vs. Costco.NEWS3: Retail Rivalry: BJ's Wholesale vs. Costco.NEWS4: Retail Rivalry: BJ&apos;s Wholesale vs. Costco.NEWS5: Amazon’s the Biggest in Online Shopping, But Not Always the Best.NEWS6: Amazon’s the Biggest in Online Shopping, But Not Always the Best.
2018-08-02: nan
2018-08-03: NEWS1: See How Dillard's Ranks Among Analysts' Top Picks With Strong Buyback Activity.NEWS2: See How Dillard's Ranks Among Analysts' Top Picks With Strong Buyback Activity.NEWS3: Noteworthy ETF Outflows: MTUM, BA, ABBV, COST.NEWS4: Noteworthy ETF Outflows: MTUM, BA, ABBV, COST.NEWS5: Avoid Gildan Stock – Despite Its Post-Earnings Surge.NEWS6: 5 things to know, and the opening date for Costco in Elk Grove.NEWS7: Wage Growth Was The Soft Spot In The July Jobs Report.NEWS8: Economy Adds 157,000 Jobs As Jobless Rate Slips To 3.9%.

Answer: Rise