...Roberto Grandinetti Purpose Variation, replication and selection processes are acknowledged as key constructs in studies on how industries evolve, but no theoretical and empirical contributions have applied these key constructs to analyzing industries in specific stages of their history...

... but in weakened form compared with Lamarck’s original view leads to the possibility of horizontal variety being admitted; it thus becomes compatible with natural selection and with a (weak) Darwinism which no longer excludes the possibility of any environmental interaction generating variation. Thus, a mode...