Question 1

One difference between exogenous growth models and endogenous growth models is

Accepted Answer

Endogenous growth models seek to explain technological progress, while exogenous growth models do not focus on this aspect and instead assume this growth is mostly exogenously determined. The other options are incorrect: A is false because there is a steady state in some exogenous growth models, B is false because endogenous growth models do incorporate total factor productivity, C is false because exogenous growth models are not limited to short run business cycles, and E is false because exogenous growth models do rely on production functions.

Question 2

If the marginal product of capital is constant,

Accepted Answer

If the marginal product of capital is constant, it implies that each additional unit of capital adds the same amount to output, preventing diminishing returns. This can lead to perpetual growth without reaching a steady state.

Question 3

Which of the following is most frequently found to be a determinant of the steady state?

Accepted Answer

Life expectancy is often found to be a determinant of the steady state as it affects the amount of time individuals work and save towards their retirement. Countries with higher life expectancy tend to have higher savings rates and investment, leading to increased capital accumulation and economic growth. Civil liberties, financial sophistication, government purchases, and price inflation may also have some impact on the steady state, but they are not as consistently found to be determinants as life expectancy.

Question 4

Under the conditions of endogenous growth,

Accepted Answer

Under the conditions of endogenous growth, subsidies for capital investment can boost long run growth. This is because in endogenous growth models, growth is primarily driven by investments in knowledge and human capital rather than just physical capital. Subsidies can encourage investment in these areas and therefore lead to sustained economic growth. The other choices are incorrect. A) Government intervention in taxing or subsidizing investment can play a role in promoting economic growth in endogenous growth models. B) Spillover effects between physical and human capital are possible in endogenous growth models even with constant MPK. D) Firms are not likely to over-invest in physical capital as growth is driven by knowledge and human capital investments. E) Investment can continue beyond achieving a steady state in endogenous growth models.

Question 5

Which of the following is not an important determinant of the steady state?

Accepted Answer

The money supply is not an important determinant of the steady state. The steady state is determined by factors such as savings rate, population growth rate, and technology. While the money supply can affect economic variables such as inflation, it is not a key determinant of the steady state.

Question 6

The next questions refer to the following.
Suppose the economy has the production function Y = .8K, gross investment is 10% of national income, and the rate of depreciation is 5% of the capital stock.
-Output in this economy

Accepted Answer

The correct answer is C because the economy grows by 3% due to gross investment of 10% and depreciation of 5%.

Question 7

The next questions refer to the following.
Suppose the economy has the production function Y = .8K, gross investment is 10% of national income, and the rate of depreciation is 5% of the capital stock.
-If the capital stock suddenly doubles,output will rise by

Accepted Answer

According to the production function Y = .8K, when K doubles, output (Y) also doubles. Therefore, output will increase by 100%.

Question 8

Empirically,in recent decades

Accepted Answer

Empirical evidence shows that in recent decades, there has been a growing gap between the richest and poorest nations, indicating divergence rather than convergence. While some developing countries have made significant economic progress, the gap between rich and poor countries has widened overall.

Question 9

The next questions refer to the following.
Suppose the economy has the production function Y = .8K, gross investment is 10% of national income, and the rate of depreciation is 5% of the capital stock.
-The capital stock of this economy

Accepted Answer

The net investment is the difference between gross investment (10% of national income) and depreciation (5% of the capital stock). Since Y = 0.8K, gross investment is 0.1Y = 0.1(0.8K) = 0.08K. Depreciation is 0.05K. Therefore, net investment is 0.08K - 0.05K = 0.03K, indicating a 3% growth in the capital stock.

Question 10

In the endogenous growth model with constant marginal product of capital,

Accepted Answer

In the endogenous growth model with constant marginal product of capital, output can continue to grow without diminishing returns to capital accumulation. Therefore, poor nations can catch up to and even surpass rich nations' output.

Question 11

One reason to believe that the marginal product of capital may be constant is that

Accepted Answer

The marginal product of capital may be considered constant if physical capital and human capital are complementary inputs. This means that as more physical capital (like machinery) is added, it works hand in hand with human capital (skills and knowledge of workers) to maintain a steady level of additional output per unit of capital added, rather than diminishing as it might if these inputs were not complementary.

Question 12

The observation that poorer nations grow more rapidly than richer ones if they share the same steady state,and more slowly if they don't,is known as

Accepted Answer

This statement refers to the concept of conditional convergence, which states that countries with lower income levels will grow at a faster rate than richer countries if they share similar characteristics such as institutions, technology, and human capital. However, if these countries have different factors driving their growth, then the convergence may not occur. Thus, choice A is the best answer. Spillover (B) refers to the positive externalities that one economic agent can have on another, such as knowledge spillovers from universities to nearby businesses. Learning by doing (C) refers to the idea that individuals and firms acquire knowledge and skills through repeated experience. The poverty trap (D) refers to the vicious circle of poverty, where individuals and communities are unable to escape poverty due to factors such as lack of access to education, healthcare, and financial resources. The iron law of convergence (E) is not a widely recognized concept in economics.

Question 13

Generally speaking GDP per capita

Accepted Answer

Generally, GDP per capita tends to be lower closer to the equator, especially in regions like South America, due to various historical, geographical, and socio-economic factors that affect development and economic growth differently across latitudes.

Question 14

Which of the following is the poorest region of the world?

Accepted Answer

Africa is considered the poorest region of the world with the majority of its population living in poverty. It has the lowest GDP per capita and ranks low on the Human Development Index. While some regions in South America, Southern Europe, Eastern Europe, and Southeast Asia also face poverty, Africa has the highest concentration of extreme poverty.

Question 15

If the economy's production function is given by Output = A(physical capital)^.3(human capital)^.7(hours worked)^.7 Then the marginal product of physical capital is constant if

Accepted Answer

The marginal product of physical capital is constant if and only if the ratio of human capital to physical capital is constant. If this ratio changes, then the marginal product of physical capital also changes, which indicates that it is no longer constant. The other choices are not related directly to physical capital's marginal product's constancy, and therefore, they are not the right choices.

Question 16

If convergence is occurring between rich and poor countries one would expect

Accepted Answer

The answer of If convergence is occurring between rich and...

Question 17

Within which of the following groupings has convergence occurred in recent years?

Accepted Answer

Convergence refers to the process where poorer regions grow at a faster rate than richer ones, leading to a reduction in regional disparities over time. This phenomenon has been observed in various countries and regions, including the provinces of Canada, the 50 US states, Japanese prefectures, and between Northern and Southern Italy, as economic policies, investments, and development efforts have been aimed at reducing regional income disparities and promoting more uniform growth across different areas.

Question 18

If the marginal product of capital were increasing in all nations

Accepted Answer

BC: If the marginal product of capital were increasing, it implies that as more capital is accumulated, the additional output produced by an extra unit of capital increases. This would incentivize nations with large capital stocks to invest more, as the returns on investment would be higher.B: Increasing marginal product of capital suggests that adding capital leads to more significant increases in output, which can help in overcoming diminishing returns to capital. This scenario can help avoid poverty traps, as even low-income countries can achieve higher growth rates by accumulating capital, making it easier to escape situations where low income leads to low saving and investment, which in turn leads to low income.

Question 19

Endogenous growth theory explains poverty traps as the result of

Accepted Answer

Endogenous growth theory argues that economic growth is driven by investments in knowledge and innovation. In this context, poverty traps can arise in regions where there are interdependencies that make investments less valuable, such as lack of access to infrastructure, skilled labor, or technological knowledge. As a result, these regions may have lower rates of innovation, productivity, and income growth, leading to persistent poverty.

Question 20

If the economy's production function is given by Output = A(physical capital)^.3(human capital)^.7(hours worked)^.7 And human capital investments are such that human capital = ½ physical capital,then

Accepted Answer

The answer of If the economy's production function is given...

Quiz 6: Endogenous Growth and Convergence

One difference between exogenous growth models and endogenous growth models is

If the marginal product of capital is constant,

Which of the following is most frequently found to be a determinant of the steady state?

Under the conditions of endogenous growth,

Which of the following is not an important determinant of the steady state?

The next questions refer to the following. Suppose the economy has the production function Y = .8K, gross investment is 10% of national income, and the rate of depreciation is 5% of the capital stock. -Output in this economy

The next questions refer to the following. Suppose the economy has the production function Y = .8K, gross investment is 10% of national income, and the rate of depreciation is 5% of the capital stock. -If the capital stock suddenly doubles,output will rise by

Empirically,in recent decades

The next questions refer to the following. Suppose the economy has the production function Y = .8K, gross investment is 10% of national income, and the rate of depreciation is 5% of the capital stock. -The capital stock of this economy

In the endogenous growth model with constant marginal product of capital,

One reason to believe that the marginal product of capital may be constant is that

The observation that poorer nations grow more rapidly than richer ones if they share the same steady state,and more slowly if they don't,is known as

Generally speaking GDP per capita

Which of the following is the poorest region of the world?

If the economy's production function is given by Output = A(physical capital) ^.3(human capital) ^.7(hours worked) ^.7 Then the marginal product of physical capital is constant if

If convergence is occurring between rich and poor countries one would expect

Within which of the following groupings has convergence occurred in recent years?

If the marginal product of capital were increasing in all nations

Endogenous growth theory explains poverty traps as the result of

If the economy's production function is given by Output = A(physical capital) ^.3(human capital) ^.7(hours worked) ^.7 And human capital investments are such that human capital = ½ physical capital,then

Quiz 6: Endogenous Growth and Convergence

One difference between exogenous growth models and endogenous growth models is

If the marginal product of capital is constant,

Which of the following is most frequently found to be a determinant of the steady state?

Under the conditions of endogenous growth,

Which of the following is not an important determinant of the steady state?

The next questions refer to the following. Suppose the economy has the production function Y = .8K, gross investment is 10% of national income, and the rate of depreciation is 5% of the capital stock. -Output in this economy

The next questions refer to the following. Suppose the economy has the production function Y = .8K, gross investment is 10% of national income, and the rate of depreciation is 5% of the capital stock. -If the capital stock suddenly doubles,output will rise by

Empirically,in recent decades

The next questions refer to the following. Suppose the economy has the production function Y = .8K, gross investment is 10% of national income, and the rate of depreciation is 5% of the capital stock. -The capital stock of this economy

In the endogenous growth model with constant marginal product of capital,

One reason to believe that the marginal product of capital may be constant is that

The observation that poorer nations grow more rapidly than richer ones if they share the same steady state,and more slowly if they don't,is known as

Generally speaking GDP per capita

Which of the following is the poorest region of the world?

If the economy's production function is given by Output = A(physical capital) .3(human capital) .7(hours worked) .7 Then the marginal product of physical capital is constant if

If convergence is occurring between rich and poor countries one would expect

Within which of the following groupings has convergence occurred in recent years?

If the marginal product of capital were increasing in all nations

Endogenous growth theory explains poverty traps as the result of

If the economy's production function is given by Output = A(physical capital) .3(human capital) .7(hours worked) .7 And human capital investments are such that human capital = ½ physical capital,then

If the economy's production function is given by Output = A(physical capital) ^.3(human capital) ^.7(hours worked) ^.7 Then the marginal product of physical capital is constant if

If the economy's production function is given by Output = A(physical capital) ^.3(human capital) ^.7(hours worked) ^.7 And human capital investments are such that human capital = ½ physical capital,then