Productivity trends in the goods and service sectors, 1929-61 a preliminary survey.
| Главный автор: | |
|---|---|
| Формат: | |
| Язык: | English |
| Опубликовано: |
[New York]
National Bureau of Economic Research
1964.
|
| Серии: | National Bureau of Economic Research. Occasional paper 89
|
| Предметы: |