Economics (7th Edition) (What's New in Economics)
Economics (7th Edition) (What's New in Economics)
7th Edition
ISBN: 9780134738321
Author: R. Glenn Hubbard, Anthony Patrick O'Brien
Publisher: PEARSON
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Chapter 21, Problem 21.2.15PA
To determine

The role of saving in the economic growth.

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Go to a recent issue of The Economist magazine. In the back of each issue is a section called “economic indicators.” That section lists the most recent growth data for a substantial number of countries. Which countries around the world are growing most rapidly according to the most recent data? Which countries around the world are growing more slowly? Flip through the stories in The Economist to see if there is any explanation for the pattern that you observe. Write a brief essay on current general economic conditions around the world.  
Three students have each saved $1,000. Each has an investment opportunity in which he or she can invest up to $2,000. Here are the rates of return on the students' investment projects: Return Student (Percent) Antonio 4 Dmitri Frances 15 Assume borrowing and lending is prohibited, so each student uses only personal saving to finance his or her own investment project. Complete the following table with how much each student will have a year later when the project pays its return. Money a Year Later Student (Dollars) Antonio Dmitri Frances
In the 1990s, developed countries agreed to double their aid to Africa by 2015. A report by the United Nations conference on Trade and Development noted that sceptics had raised concerns about how much effect the doubling of aid would have on output and incomes in Africa, if the quantity of other inputs such as human capacity and institutions were to remain fixed. It also pointed to the divisions between the sceptics with some suggesting the return would diminish when aid reached only 4% of GDP, while others thought they would diminish only when it had reached 50%. It should be added that even if the returns do begin to diminish, they could still be very important.In 1887, Cecil Rhodes created the De Beers Consolidated mines Company, which controlled about 90% of the total world supply of rough uncut diamonds with its South African mines. Until 2001, De Beers produced about half of the world’s diamonds in its mines and marketed about 80% of the world’s diamonds. Diamond producing…
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