“…They are more reliable than information provided by sellers because they offer personalized advice as well as ratings of products or services [31]. Many studies have analyzed the relationship between online reviews and product sales for well-known websites such as eBay [32], Amazon [33][34][35], and Airbnb [36,37] and various product categories such as books [33][34][35]38], movies [39][40][41], fashion [42], cosmetics [43], hotels [44][45][46][47], washing machines [48], online lectures [49], restaurants [50,51], and airlines [52].…”