Yeah, funds, or anyone who makes investments essentially. Unlike banks, which focus on the sale and generating revenue from fees etc. rather than investment insight. Investopedia isn't always the best source, but for definitions they come in handy: https://www.investopedia.com/terms/b/buyside.asp

(I had a brief internship in finance on the buy-side and had to look up a ton of terms like that, to the degree that I was given this tongue-in-cheek "guide": https://www.amazon.com/Damn-Feels-Good-Be-Banker/dp/14013096.... It's immature af, but managed to teach me the cliches and terminology.)

End to End exploration and explanation of how and why global economy works. - Peter Dicken, Global Shift https://uk.sagepub.com/en-gb/eur/global-shift/book242137

Any corporate finance textbook, probably; Brearly Myers, Corporate Finance, https://www.amazon.com/Principles-Corporate-Finance-Richard-...

Watch the Yale/Stanford lectures opencourseware on Financial Markets with Schiller; http://oyc.yale.edu/economics/econ-252-11

Nicholas Taleb, Black Swan; https://www.amazon.com/Black-Swan-Improbable-Robustness-Frag...

Harry Markopolos, Nobody Would Listen, https://www.amazon.com/No-One-Would-Listen-Financial/dp/0470...

Michael Lewis, Liars Poker, https://www.amazon.com/Liars-Poker-Norton-Paperback-Michael/...

"Leveraged Sellout", Damn It Feels Good To Be A Banker, https://www.amazon.com/Damn-Feels-Good-Be-Banker/dp/14013096...

I must present:

Damn, It Feels Good to Be a Banker https://www.youtube.com/watch?v=ROlDmux7Tk4

Also a book from Leveraged Sellout with the same title: http://www.amazon.com/Damn-It-Feels-Good-Banker/dp/140130968...