Name: ____________________________ SID : ____________________________ GSI: ____________________________
Econ 100B Macroeconomic Analysis
Professor Steven Wood
Spring 2010
Exam #1 ANSWERS
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1. 2. 3. When drawing diagrams, clearly and accurately label all axis, lines, curves, and equilibrium points. Explanations should be written in pencil or
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If business taxes rise in a large open economy it will cause the current account to _____ and saving to _____. a. b. c. d. Increase; increase. Increase; decrease. Decrease; decrease. Decrease; increase.
8.
Robert Fogel, a Nobel Laureate in economics, has argued that better health and a higher level of nutrition of workers is important in generating higher standards of living. In the Solow growth model, we could represents such a change as: a. b. c. d. An increase in technology. An increase in labor force growth. Higher depreciation rates because there are now more people working. A one-time increase in the labor force because this effectively leads to more workers.
9.
The “IT Revolution” has led to an increase in productivity but also to an increase in the depreciation rate because computers and telecommunications equipment have to be replaced more often. Overall, then: a. b. c. d. The standard of living will unambiguously increase. The standard of living will unambiguously decrease. There is an indeterminate effect on the standard of living. Economic growth will be faster in the new steady state.
10. Labor force growth rates tend to fall as a country becomes richer. Compared with the standard Solow growth model, this would lead to: a. b. c. d. Higher saving rates in rich countries than in poor countries. Greater income differences between rich and poor countries. Smaller income differences between rich and poor countries. Lower depreciation rates in
For both scenarios, the firm’s output price and average variable cost are the same. The difference lies in the average total cost. Because the total fixed cost is significantly higher, the average total cost is also significantly higher. It would be highly recommended that the firm shut down if total fixed costs are equal to 3,000,000. In the first scenario, the firm is also losing money. We would recommend laying off ten percent of the staff (5000 employees) to account for the $400,000 loss. However, it is important to note, employee productivity must be increased to 4.44 in order to maintain the 200,000 units per day. This would allow the firm to operate in a break even state.
The economy of Brazil is in the top ten largest economies along with the United States. It is the biggest in Latin America. Actually it is the seventh largest in the world. Brazil has used its newly found economic mechanism to syndicate its outcome in South America and show more of a role in the Global Businesses. The Obama Administration’s National Security Strategy recognizes Brazil as a developing center of effect, and greets the management of the country’s joint and global issues. The United States and Brazil associations mostly have been good in the recent years. But Brazil has other strengthening relations with neighboring countries and expanding ties with nontraditional partners in the South that’s developing.
Imagine that you have decided to open a small ice cream stand on campus called "Ice-Campusades." You are very excited because you love ice cream (delicious!) and this is a fun way for you to apply your business and economics skills! Here is the first month's scenario--you order the same number (and the same variety) of ice creams each day from the ice cream suppliers, and your ice creams are always marked at $1.50 each. However, you notice that there are days when ice creams remain unsold but other days when there are not enough ice creams for the number of customers.
-Mohair farmers have earned a subsidy from the federal government for decades because the mohair farmers can get large payments from the government without taxpayers ever really noticing because the farmers who get the subsidy care a lot about it, while the rest of us taxpayers (paying mere pennies extra in taxes) do not really care. And, “any politician with a preference for job security can calculate that a vote for the mohair subsidy will earn the strong support of the mohair farmers while costing nothing among other voters” (Wheelan 177).
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The bank rate is the interest rate at which the Bank of Canada stands ready to lend reserves to chartered banks. The banker 's deposit rate is the interest rate that the Bank of Canada pays banks on their deposits at the Bank of Canada. Changes to these rates by the Bank of Canada typically spread to other interest rates and therefore will influence the amount of lending done by the banks.
Edgar, my cousin, is always thinking of the next business idea. His next business idea includes buying to gas stations. He believes that both gas stations would be profitable and allow revenue for him to increase. After recently reading an article named “$4-a-Gallon Gas Fueling Fears for Recovery” I decide to research the market in terms of supply and demand, elasticity, costs of production, pricing, and normal or economic profit or loss. In order to help my cousin Edgar I would like to provide him with the most informed advice possible.
Smoking is recognised as the largest single preventable cause of death and disease in Australia. It is associated with an increased risk of heart disease, stroke, cancer, emphysema, bronchitis, asthma, renal disease and eye disease. Tobacco contains the powerfully addictive stimulant nicotine, which can make smoking a regular and long-term habit that is not easy to quit (Australian Bureau of Statistics, 2014). Statistics show
Project two in ECON-E 281 - APPLIED STAT FOR BUS & ECON II consisted of the students evaluating three independent variables such as Pickup Time, Delivery Time, and Mileage. The dependent variable was Cost. Only one independent variable could be selected when applying “ONLY” the p-value approach. The first step, I selected the Data then the Data Analysis tool. Next select Regression. The Input Y Range I selected the Cost data. The Input X range I selected the first independent variable Pickup time. Then check marked the boxes Labels, Confidence Level 95%, New Worksheet Ply, Residuals, and Residuals Plots. After checking the boxes I pressed OK. This gave me my first regression model. I used this process for the next two independent variables
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The Solow Model, also known as the neoclassical growth model or exogenous growth model is a neoclassical attempt created in the mid twentieth century, to explain long run economic growth by examining productivity, technological progress, capital accumulation and population growth. This model was contributed to by the works of Robert Solow, in his essay ‘A Contribution to the Theory of Economic Growth’ and by Trevor Swan in his work, ‘Economic Growth and Capital Accumulation’, both published in 1956. The model is perceived to be an extension of the 1946 Harrod-Domar model, which Solow (1956) describes as a ‘model of long-run growth which
Evaluate each of the following changes in supply and/or demand. How will each affect equilibrium price and quantity in a competitive market? Will price and quantity rise, fall, or be unchanged? Based on shifts, will the answers be indeterminate?
It also assumes n and g are the growth rate of labor and technology andδis depreciation rate (Mankiw, Romer, and Weil, 1992, called MRW in the following of this paper). (AL) represents effective units of labor, which grows at a constant exogenous rate (n + g).
where is subsistence level of food production, and and are income elasticities of birth and death rates, respectively. Observe that, unlike in Voigtländer and Voth (2009), here I model population growth rate as a function of consumption. Although I take income elasticities as exogenous constants in this paper (for reasons that will become obvious later on), in its next iteration I propose that these elasticities be functions of food consumption. It is reasonable to assume that birth rates are increasing in consumption; however, the proportional rise in birth rates with respect to levels of consumption cannot realistically be constant over the long run, as is in Voigtländer and Voth (2009). Similarly, while it is prudent to assume that death rates drop as food consumption increases, it is expected that eventually the proportional drop in death rates will decrease in consumption. That is, when food is scarce and famine is present, even small increases in food consumption can lower death rates significantly (especially true for infants and small children). As per capita consumption reaches more satisfactory levels, food becomes less significant in determining mortality, and some other factors, such as diseases and genetics, take over.
As the creation of neo-classical economic growth model pioneer, Solow growth model creates a new breakthrough in terms of the theoretical model in the reality and plays an important role in study in long-run economic growth model. The main purpose of this paper is to discuss the effects of population growth on the steady-state and growth rates of the Solow growth model. The structure of this essay is as follows: Section I introduces the Solow growth model and the growth rates of the endogenous variables (capital, output, consumption and savings) in the model. Section II discuss how population growth changes affects the steady state in the Solow growth model. Section III address the limitations raised by Paul Romer and discuss the suggested improvements. Section IV concludes this essay.