TY - BOOK AU - Arnold,Erik AU - Freeman,Christopher TI - Competition and technological change in the television industry: an empirical evaluation of theories of the firm SN - 0-333-37436-3 U1 - 338.4762138800941 21E PY - 1985/// CY - London PB - Macmillan Press N1 - Bibliogr. p. 221-229 ER -