Update 'economics.md'

economics.md

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 ## Reading List
 - [List of REITs in Canada](https://en.wikipedia.org/wiki/List_of_REITs_in_Canada)
+- [How much do supply and demand drive inflation](https://www.frbsf.org/economic-research/publications/economic-letter/2022/june/how-much-do-supply-and-demand-drive-inflation/)
+- [NAFTA and other trade deals have not gutted American manufacturing](https://www.vox.com/the-big-idea/2017/1/24/14363148/trade-deals-nafta-wto-china-job-loss-trump)
 
 #  Economics
 - [Bretton Woods system](https://en.wikipedia.org/wiki/Bretton_Woods_system)