Szolnoki, Gergely; Hoffmann, Dieter - In: Wine Economics and Policy 2 (2013) 2, pp. 57-66
Today, depending on topic, goal and budget, all kinds of sampling methods are being used, in order to collect consumer … respondents were compared with two online surveys, one based on quota sampling (2000) and the other on snowball sampling (3000 …) using identical questions. Due to the sampling method, three of the surveys were representative of the socio …