Kelly - ECO 2307 Homework 4 - Fall 2022

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Baylor University *

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2307

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Economics

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Feb 20, 2024

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ECO 2307 Fall 2022 HOMEWORK 4 Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question (27 pts). 1) If per capita GDP in the US is growing at 2% per year, approximately how long will it take for per capita income to double in the US? A) 50 years. B) 35 years. C) 100 years. D) 70 years. 2) Which of the following is NOT one of the four major determinants of productivity: A) Physical capital per worker. B) Human capital per worker. C) Income per worker. D) Technological knowledge. 3) Investment from abroad A) is a way for poor countries to learn the state-of-the-art technologies developed and used in richer countries. B) is viewed by economists as harmful to a country’s growth. C) reduces the wages of workers. D) All of the above are correct. 4) Diminishing marginal product of capital means that each additional unit of capital adds A) more additional output than the previous unit of capital. B) less additional output than the previous unit of capital. C) the same amount of additional output as the previous unit of capital. D) nothing to GDP, so we should stop using capital and just give up.
5) Which of the following endogenous growth theories claims that technological progress can be explained by the generation of knowledge that arises from the accumulation of physical and human capital? A) Horizontal innovation. B) Vertical innovation. C) Public infrastructure. D) Learning by doing. 6) The government can promote economic growth by A) promoting the rule of law, establishing property rights, providing incentives for research and development, and placing restrictions on trade to protect domestic producers. B) promoting corruption, establishing property rights, providing incentives for research and development, and placing restrictions on trade to protect domestic producers. C) promoting the rule of law, establishing property rights, limiting research and development, and removing restrictions on trade. D) promoting the rule of law, establishing property rights, providing incentives for research and development, and removing restrictions on trade. 7) Which of the following is NOT correct? A) Countries that have had higher output growth per person have typically done so without higher productivity growth. B) A country's standard of living and its productivity are closely related. C) Productivity refers to output produced per hour of work. D) Increases in productivity can be used to increase output or leisure. 8) Which of the following is an example of human capital? A) An individual’s health. B) An individual’s education. C) An individual’s labor supply. D) Both A and B. 9) Which of the following policies are NOT associated with higher levels of per capita income? A) Property rights. B) Free trade. C) High corporate tax rates. D) Public subsidies for R&D.
SHORT ANSWER QUESTIONS (23 pts) Consider the physical capital accumulation equation below from the Neoclassical growth model K t + 1 K t = sY t d K t , where K t is physical capital per worker at time t , Y t is income or GDP per worker at time t , s is the fixed savings rate for the household ( 0 < s < 1 ), and d is the constant depreciation rate of physical capital ( 0 < d < 1 ). A) Replicate the graph from the notes that describes the Neoclassical growth model. Make sure that you properly label the graph. Include the steady-state stock of physical capital and income per worker (i.e. K ¿ and Y ¿ ). (7pts)
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