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Weekly Finance Thread - 2027-07-04

A weekly thread to discuss financial matters - from personal all the way up to global.

Ground Rules

  • Remember that we're all just Internet randos. Don't bet your life savings on a hot tip from this thread.
  • Keep culture war in the culture war thread. Yes, global events may impact our personal finances, but that does not mean we have to incessantly harp on culture war aspects here. If you are going to discuss it, please stick to the practical impacts of it on an individual level.
  • Be kind. Remember that everyone here comes from different circumstances. We all have different resources available and different risk tolerances.
  • Don't let the perfect be the enemy of the good. Better is better. Celebrate people when they take a step up and work to move their finances in the right direction. Don't flame out because they haven't followed what you consider the optimal path. Everybody has to start somewhere.
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Most Jane Street traders aren’t cheating or doing anything interesting. They’re exploiting tiny quirks in foreign derivatives markets or the repo market / basis trade or creating ever more complex ways to eke out margin when ETFs rebalance all with huge leverage so that 1bp becomes a moderately large figure.

That's cheating if a 140 IQ person can't do it from home. The world exists for smart individuals, not grinding ekers.

I mean 140 IQ guys are setting the parameters then it's a combination of top tier bots, accumulated subject matter expertise and negotiating super low fees in exchange for super high turnover.