“…For instance, prior research has shown that, in French gastronomy, a large share of producers straddled classical and nouvelle cuisine over the period of study (Durand, ). In the broader restaurant industry, half of the restaurants in San Francisco were assigned to multiple categories/cuisines (Kovács and Hannan, , p. 189); similarly, half of the producers in the software industry appeared to span market categories, as suggested by the 0.5 mean value of fuzziness observed in these categories (Pontikes and Barnett, , p. 1424). Other contexts instead show higher or lower levels of spanning: for example, the mean value of contrast observed in the categories of corporate legal services equals 0.46 (Paolella and Durand, , p. 341) and increases up to 0.7 in the categories of the semiconductor industry (Carnabuci et al, , pp.…”