The Crisis and the Concentration of the Production Sector - In terms of manpower, the century-old tendency has been towards an Increase in the size of businesses and firms. This concentration takes place more through the reduction in the number of small production units than through the multiplication of large ones : in France, 18% of industrial employment is in businesses having less than 10 employees, as against 58% in 1906; but for over 10 employees, the distribution of employment in terms of the size of the business has remained approximately the same. However, in a time of economic crisis (in the 30's and after 1973), small firms recover a dynamism which contrasts with the depressed job market. This recovery of small units is apparent ...