Showing category "Economics" (Show all posts)

Does Development Economics Have Its Own Uncertainty Principle?

Posted by Jenny Stefanotti on Saturday, February 13, 2010, In : Economics 

In quantum mechanics there is something called the Heisenberg Uncertainty Principle: we can never know both the exact location and momentum of a particle – at small enough scales the more precise we are with one, the less precise we can be with the other.  I just realized that when it comes to drawing policy implications, development economics might have an uncertainty principle of its own.
 
Esther Duflo spoke at TED this week, talking about the need for evidence and experimentation in devel...

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Problems With Global Poverty Measurements (Pt. 2 Conceptual)

Posted by Jenny Stefanotti on Saturday, February 13, 2010, In : Economics 
 
In addition to the technical challenges with creating a global poverty count as outlined in my post below, there are also conceptual issues with poverty counts that I would be remiss to not include.  

First is the simple idea of a head count, as defined by those above or below a defined consumption level.  People's lives are not significantly different just below or just above that line, and yet those above are excluded from our numbers.  Small changes to the line can lead to big changes in t...

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Problems With Global Poverty Measurements (Pt.1 Technical)

Posted by Jenny Stefanotti on Friday, February 12, 2010, In : Economics 
 
Measuring global poverty levels is hard, so hard the actual numbers might be of limited use. According to Angus Deaton, the godfather of poverty measurement, "it seems impossible to make statements about changes in world poverty when the ground underneath one's feet is changing in this way."  I thought it would be helpful to illuminate why.  

Technically speaking, creating a measurement of global poverty is a daunting endeavor.  It hinges on three key things: 1) household surveys 2) a single ...

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On Monkeys and India's IITs

Posted by Jenny Stefanotti on Friday, September 25, 2009, In : Economics 
I'm taking Ricardo Hausmann's Development Policy Strategy course this semester, and every lecture seems more amusing than the last.  This Wednesday's lecture on productive transformation and the evolution of comparative advantage was so entertaining, I felt inclined to share.

Professor Hausmann talks a lot about monkeys and trees.  The trees represents the product space, a mapping of the capabilities required to produce certain products in an economy.  Monkeys then, are the entrepreneurs.  The...

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What's Really Different About Liberia

Posted by Jenny Stefanotti on Monday, June 29, 2009, In : Economics 

Before I landed here, I posted a bit about what I’d heard about Liberia: how incredibly poor it is, how people live, how little economic activity there is. Now that I’ve been on the ground for three weeks now (time flies!) I can say that much of that was just plain misleading.


The fact of the matter is people living in poverty, people living off a dollar or two a day, people without running water, without proper waste treatment facilities, without electricity, in homes that could blow ove...

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A Sampling of the Counterintuitive Conclusions of Advanced Macroeconomics

Posted by Jenny Stefanotti on Monday, June 8, 2009, In : Economics 

We covered a lot macroeconomics this semester: growth theory, consumption, investment, real business cycle, Keynesian theory of the business cycle, unemployment, fiscal policy, and monetary policy. The assumptions behind so many of the models were just so unrealistic; it seemed absurd to be solving problems to see the conclusions ourselves.  I thought I’d outline a couple of the more counterintuitive things we learned and the implausible conclusions that they implied.

Neo-classical Growth Th...

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