I once was interviewing for an internship at a quant firm in Chicago (I was in my Sophomore year I think at UIUC) and my interview went pretty well up to the point of my second-last interview of the day. Then, I sat down with the VP of engineering, and he opened the interview with "so, what do you think it is we do here?" And I naturally stuttered through a canned answer about how they use arbitrage opportunities in…
I'm curious what the answer was. I've read plenty about how the boutique finance sector is basically a parasite that only benefits a small cohort of already wealthy individuals, would like to hear what the other side has to say.
An example is onions futures; see https://en.m.wikipedia.org/wiki/Onion_Futures_Act and check the onions price history: https://fred.stlouisfed.org/series/WPU01130216/ compared to a commodity where futures trading in common, like corn: https://fred.stlouisfed.org/series/PMAIZMTUSDM where there are price swings but the volatility and frequency of the swings is lower.
I’m a layperson, not involved in finance, but this is the value add I most commonly hear about.