| Author/date | Human resources applications | Performance measurement | Results |
| Levine and Tyson, 1990 Literature Research | Participation to decision | Various | Research show that There is positive relation between participation and efficiency |
| Kaufman, 1992 Production | Profit sharing | Relative labor | Efficiency is increased 15% in 3 years |
| Kruse, 1993 | Profit sharing | Various | Profit sharing increased The efficiency (3% - 5%) |
| Holzer, 1993 Michigan Production | Training | Scrap Rate | Doubling the training decreased the scrap 7% |
| Macy and Izumi, 1993 Meta Analyze | Work plan, Team work, education, communication, Others | Various | Changing the work applications increases the efficiency up to 40% |
| Barte1, 1994 All sectors | Training | Net Sales Per Worker | Training increased the efficiency 19% |
| Bishop, 1994 Literature Research | Training | Price | Eight research showed that trained personnel’s salary is increased up to 12% |
| Cooke, 1994 Michigan Production | Profit sharing, Income sharing, teams | Value Added Per Worker | Value added increased 5% - 10% |
| Kelly and Emison, 1995 Metal Work and Machinery Sector | Central responsibility, problem solving teams | Machinery Time Per Unit output | Participation of other workers decreased the production time |