|
The essential skills required for the production of highquality goods can, as Adam Smith explained, only be acquired over a period of 60 years in any country. |
|
According to Adam Smith, a period of at least 50 years of experience is essential for the acquisition of the skills needed for high-quality production in a country. |
|
As Adam Smith pointed out, at least 50 years of experience is necessary if a country is to produce highquality goods. |
|
Adam Smith claimed that at least 60 years of experience were needed for a country to acquire the necessary skills to turn out high-quality products. |
|
Adam Smith asserted that the production of high-quality goods in a country depended on the acquisition of skills gained over a period of 60 years. |