付定金比直接买更贵，花式“算法杀熟”，揭露双11价格乱象→

Core Viewpoint - The article discusses consumer complaints regarding pricing strategies during the Double 11 shopping festival, highlighting issues such as pre-sale prices exceeding direct purchase prices and the prevalence of "algorithmic price discrimination" [3][5][7]. Pricing Issues - Consumers have reported that pre-sale prices for certain products are higher than the prices available for direct purchase, leading to dissatisfaction [5][7]. - The phenomenon of "algorithmic price discrimination" is prevalent, with consumers noticing significant price fluctuations within short time frames, sometimes seeing price increases of up to 200 yuan for items in their shopping carts [5][6]. - A specific case is mentioned where a consumer found that the total price of a humidifier, including a deposit, was 1753.92 yuan, while the direct purchase price fluctuated from 1522 yuan to 1691 yuan within an hour [6][7]. Consumer Experience - Many consumers expressed frustration over the complexity of promotional mechanisms, including the use of limited-time coupons and the challenge of maximizing discounts [7][8]. - A survey indicated that consumers are increasingly facing higher prices during the Double 11 event compared to regular prices, with some products being more expensive than their historical prices [8][9]. Merchant Responses - Merchants claim that Double 11 prices are the lowest of the year, with some stating they will refund any price differences reported by consumers [11][12]. - Merchants are shifting their focus from maximizing sales volume to ensuring profitability after discounts and promotional costs [12][13]. Market Trends - The article notes a shift in consumer behavior, with a growing demand for quality and sensitivity to pricing, leading to a more rational approach to purchasing [13][14]. - The perception of Double 11 as a unique low-price event is diminishing due to the increase in regular promotional activities throughout the year [14].