market, using the German market as an example. Using an AR(1)-Process, we find that when a title becomes a bestseller sales … finding implies that consumers in the online channel respond by increasing sales upon receiving a quality signal (i.e., a … that is not on the bestseller-lists, sales are decreasing. This might imply that consumers in the offline channel are more …

Weekly sales of creative goods - like music records, movies or books - usually peak shortly after release and then … decline quickly. In many cases, however, they follow a hump-shaped pattern where sales increase for some time. A popular … heterogeneous buyers that allows for a quantification of the sales effect of word of mouth. The model includes Christmas sales as a …