劳动收入占经济的比重出现下降的部分原因是结构性变化，包括工人从农业（劳动收入比例高）转入制造业（资本占收入的比例较高 ） 。
That, in turn, has reflected the fall in labor income as a share of the economy, owing in part to structural changes that have moved workers out of agriculture (where the labor share of income is high) and into manufacturing (where capital commands a larger share of income).