Household applicances prices from a Russian online marketplace
Description
The data are the prices collected from market.yandex.ru, the largest Russian online marketplace. The sample includes 30 the most popular household applicances divided into 5 categories: warm ovens, fridges, cooktops, cooker hoods, washing machines and dishwashers. The period is from July 15 to October 12 at 2015. The prices were sampled 4 times per day at 1-00, 7-00, 13-00 and 19-00. The data was collected using the internal API provided by Yandex company. The shops are anonimized due to the Yandex corporate policy. The primary aim of the research was to study price dispersion previosly reported for major online marketplaces such as Amazon.com in US. Folders and files: prices/ - contain 30 files where the filenames are 'product_id.csv' products.csv - contains identifiers, categories and the names of the products The price files have the following structure. The first column stores the timestamps and the other columns store the prices posted by each shop for the given product at the given time. All files have equal number of columns while some columns consist exclusively of NaN values since not every shop offered every product in the sample. timestamp; shop_1; shop_2; ... ; shop_N 4/07/15 01:00; 16860.00; NaN; ...