These factors introduced significant complexity to the evaluation process and have likely influenced people’s attitudes towards alcohol, its price, and patterns of purchasing and consumption.
Mae'r ffactorau hyn wedi cyflwyno cymhlethdod sylweddol i'r broses werthuso ac mae'n debygol o fod wedi dylanwadu ar agweddau pobl tuag at alcohol, ei bris, a phatrymau prynu ac yfed.