1. IndexNumR::CES_sigma_2
    Dataset of prices and quantities on four products
    csv| xlsx| json| ndjson| rda| rds
    data.frame|48 x 4
  2. IndexNumR::DominicksWeeks
    Date information for the Dominicks data
    csv| xlsx| json| ndjson| rda| rds
    data.frame|400 x 4