共 50 条
- [41] BROADCAST RESEARCH PRODUCTIVITY OF UNITED-STATES COMMUNICATIONS PROGRAMS, 1976-83 [J]. JOURNALISM QUARTERLY, 1984, 61 (04): : 841 - 846
- [43] RESEARCH AND DEVELOPMENT EVALUATION AND SELECTION TECHNIQUES IN UNITED-STATES INDUSTRY [J]. JOURNAL OF SCIENTIFIC & INDUSTRIAL RESEARCH, 1973, 32 (05): : 217 - 223
- [44] CAN UNITED-STATES LEATHER INDUSTRY SURVIVE WITHOUT RESEARCH [J]. JOURNAL OF THE AMERICAN LEATHER CHEMISTS ASSOCIATION, 1973, 68 (09): : 360 - 369
- [45] STRIKE ACTIVITY AND PRODUCTIVITY CHANGE - THE UNITED-STATES AUTO INDUSTRY [J]. INDUSTRIAL RELATIONS, 1987, 26 (02): : 174 - 185
- [49] FIRM SIZE AND RESEARCH ACTIVITY - FRANCE AND UNITED-STATES [J]. QUARTERLY JOURNAL OF ECONOMICS, 1970, 84 (03): : 386 - 409