TY - BOOK T1 - Markets and hierarchies : analysis and antitrust implications A1 - Williamson, Oliver E LA - English PP - New York PB - Free Press YR - 1975 UL - https://colectivo.uloyola.es/Record/L10224 OP - 286 SN - 0029353602 KW - Trusts KW - Empresas conglomeradas KW - Organización industrial ER -