Question 1 Three key assumptions of the Lewis model of structural change are {1} there is surplus labour in agriculture initially, l2} informal and formal urban labour markets coexist, and {3] profits from the modern sector are reinvested only in that sector. " (1} the wage equals the marginal product of labour in agriculture, [2] the labour market in the modern sector is competitive, and {3} the formal urban wage is institutionally determined. (1} there is surplus labour in agriculture initially, {2} the labour market in the modern sector is competitive, and [31 profits from the modern sector are reinvested only in that sector. {1} the wage equals the marginal product of labour in agriculture, [2] the labour market in the modern sector is competitive, and {31 profits in the modern sector are driven to zero by competition. Question 2 If income is redistributed from the richest decile of a country to the poo rest decile, the Lorenz more will shift up. remain unchanged. will shift in a way that cannot be determined from the information provided. =i shift clown. Question 3 Three key facts related to international trade oyer the last four decades are Question 3 Three key facts related to international trade over the last four decades are ()(1) global exports have increased more rapidly than GDP, (2) the share of exports coming from developing countries has increased and (3) the share of manufactured goods has increased as a share of developing country exports. )(1) global exports have increased as fast as GDP, (2) the share of exports coming from developed countries has increased and (3) the share of manufactured goods has increased as a share of developing country exports. )(1) global exports have increased more rapidly than GDP, (2) the share of exports coming from developing countries has decreased and (3) the share of services has increased as a share of developing country exports. ()(1) global exports have increased as fast as GDP, (2) the share of exports coming from developing countries has increased and (3) the share of services has increased as a share of developing country exports