Answer:
1. D. not be sustained if developing countries stop accumulating capital because of diminishing returns to capital.
2. A. better or enhanced technology, along with accumulating capital; these economies are growing because technology, unlike capital, is subject to increasing returns.
Explanation:
Economic growth will not be sustained if developing countries stop accumulating capital because of diminishing returns to capital.
<em>Capital formation and accumulation increases investment which effects economic development or growth in two ways. Firstly, it increases the per capita income and enhances the purchasing power which, in turn, creates more effective demand. Secondly, investment leads to an increase in production.
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Some economies are able to maintain high growth rates despite diminishing returns to capital by using A. better or enhanced technology, along with accumulating capital; these economies are growing because technology, unlike capital, is subject to increasing returns.
<em>Technological development is an important factor that increases the growth rate of economy at the macro level and profits of the firms at micro level. </em>