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			This, but for college and grad students. Teaching online means I have danced *so many* cash flow diagrams in the last few weeks. cc: @pjguinan @alaviers. slate.com/human-interest/2020/09/zoom-teachers-energy-surprise.html
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			(Must pay Babson tuition if you want to see *me* dance, but here’s a random gif that basically shows a loan, an investment, and then a cash flow sign problem that will give you an Excel error.)
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			(Have to call in my TA for help explaining annuities)
 lukestein’s Twitter Archive—№ 10,086
lukestein’s Twitter Archive—№ 10,086