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David C Calkins
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8 Presentations
United States
Joined 07/24/2019
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Multipliers: Converting Gross Income into Value
606 views
Motivação para a Missão
835 views
The Financial Crisis of 2007-2008 and the Great Recession
551 views
Quiz Answers
201 views
A Close Reading of Zebra
226 views
Direct Objects
70 views
Conference Procedure
256 views
Effects of Carbon Tax on CO 2 Emission and Energy Security in Sri Lanka
276 views
