SORU: boş bırakılan yere parçanın anlam bütünlüğünü sağlamak için getirilebilecek cümleyi bulunuz
Technical changes may influence employment in several ways. They may bring about a permanent reduction of the number of workers in certain occupations and increases in others. ----. The first of these is illustrated in the changes that have occurred in the number of workers in agriculture. The result of the development of mass production tools, on the other hand, has been a reduction of the labour needs of the industries using these tools.