Determine the sentiment expressed in the news from financial perspective.
Options: positive, negative

Amazon entering the price comparison website market isn't as concerning as MoneySuperMarket.com Group PLC's share price movement, analysts at Liberum gave suggested, Shares in MoneySuperMarket.com fell 15% yesterday as Amazon said it was entering the price comparison website market. Upgrading the London-listed stock to a ‘buy', Liberumsaid that while the entrance of Jeff Bezos's company is “clearly an added negative from a competition risk perspective,” it is not to the “extent the share price reaction implied.
negative