1. Labor contracts as partial gift exchange;Akerlof;Quarterly Journal of Economics,1982
2. Procrastination and obedience;Akerlof;American Economic Review,1991
3. Supervisory methods related to productivity, absenteeism, and labor turnover;Argyle;Human Relations,1958
4. The economic implications of learning by doing;Arrow;The Review of Economic Studies,1962
5. Investment and economic growth;Aukrust;Productivity Measurement Review,1959