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Videos by Jodi Beggs

Comparing the GDP Deflator and CPI for Calculating Inflation

This video discusses two different ways of calculating inflation- using the consumer price index (CPI) and using the GDP deflator- and goes through the relevant features of each.

By Jodi Beggs – Economists Do It With Models
http://www.economistsdoitwithmodels.com
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The Logic Behind Present (Discounted) Value

This video walks through where the formula for present value comes from and what it represents.

By Jodi Beggs – Economists Do It With Models
http://www.economistsdoitwithmodels.com
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Indifference Between Indifference Curves?

This video addresses a viewer question from an earlier video on difference curves, namely "can a consumer be indifferent between different indifference curves?" (spoiler alert: the answer is no)

By Jodi Beggs – Economists Do It With Models
http://www.economistsdoitwithmodels.com
Facebook: http://www.facebook.com/economistsdoitwithmodels
Twitter: http://www.twitter.com/jodiecongirl
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Why Indifference Curves Can’t Cross

This video explains why sensible indifference curves can’t intersect.

By Jodi Beggs – Economists Do It With Models
http://www.economistsdoitwithmodels.com
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Twitter: http://www.twitter.com/jodiecongirl
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The Expenditure Categories of GDP

This video reviews the categories of aggregate expenditure (consumption, investment, government purchases, exports, imports) and shows how they fit together in order to count specifically the expenditure on an economy’s production, or GDP.

By Jodi Beggs – Economists Do It With Models
http://www.economistsdoitwithmodels.com
Facebook: http://www.facebook.com/economistsdoitwithmodels
Twitter: http://www.twitter.com/jodiecongirl
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Indifference Curves with Goods and Bads

This video shows what indifference curves look like when goods can be "bads"- i.e. can give consumers negative utility. Examples of bads include pollution, noise, and so on, and consumption of such goods can be incorporated into the standard utility maximization or consumer choice framework in a pretty straightforward way.

By Jodi Beggs – Economists Do It With Models
http://www.economistsdoitwithmodels.com
Facebook: http://www.facebook.com/economistsdoitwithmodels
Twitter: http://www.twitter.com/jodiecongirl
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Average Total Cost with Multiple Outputs

This video explains how to calculate average total cost for a firm that produces more than one type of output.

By Jodi Beggs – Economists Do It With Models
http://www.economistsdoitwithmodels.com
Facebook: http://www.facebook.com/economistsdoitwithmodels
Twitter: http://www.twitter.com/jodiecongirl
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Comparative Advantage and Gains From Trade – The Size of a Trade

This video goes through a common issue that students have when thinking about gains from trade- it’s not only the "price" of a trade that matters, it’s the size of the trade too! Here, I implement a couple of trades of different sizes to show how some are mutually beneficial and others not, even though they all take place at the same "price."

By Jodi Beggs – Economists Do It With Models
http://www.economistsdoitwithmodels.com
Facebook: http://www.facebook.com/economistsdoitwithmodels
Twitter: http://www.twitter.com/jodiecongirl
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Behavioral Economics – Disposition Effect Data Breakdown

This video shows how the disposition effect test applies to a few subsets of the main dataset examined. As told to my students at Northeastern University.

For more information and a complete listing of videos and online articles by topic or textbook chapter, see http://www.economistsdoitwithmodels.com/economics-classroom/

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By Jodi Beggs – Economists Do It With Models
http://www.economistsdoitwithmodels.com
Facebook: http://www.facebook.com/economistsdoitwithmodels
Twitter: http://www.twitter.com/jodiecongirl
Tumblr: http://economistsdoitwithmodels.tumblr.com

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