Sounds like you want something like the  Fundamental theorems of welfare economics . However, "Pareto optimality" can be far from a " solution beneficial for everyone" in your OP. For example, Elon Musk can consume all the output and that can be Pareto optimal, as taking output f...

If memory serves me right, he was applying a pretty standard discounted expected cash flow argument to Samuelson’s lognormal stock price model to find the present value of the option. That gives you the right general shape of the resulting valuation formula, but with a risk adjusted discount rate t...

Rodrigo Y Gabriela - Live In Japan - Tamacun

Actually, the cartoonist with TDS is Garry Trudeau (Doonesbury). Too bad, I used to enjoy that one but turning relentlessly political is also boring.

List of 50 most influential UK artists in last 50 years. I've no idea who most of them are obviously. But I notice that Vivienne Westwood is in there but no Malcolm Mclaren. 

 No Freddie Mercury!

Long version. Generally, one defines (i) a market environment; then (ii) a set of admissible trading strategies; then (iii) an arbitrage portfolio. The simplest (i) is a market with a GBM stock price S(t) plus a zero-interest-rate bond price B(t)=1. Then, (ii) are arbitrary portfolio processes: V(t...

Long version. Generally, one defines (i) a market environment; then (ii) a set of admissible trading strategies; then (iii) an arbitrage portfolio. The simplest (i) is a market with a GBM stock price S(t) plus a zero-interest-rate bond price B(t)=1. Then, (ii) are arbitrary portfolio processes: V(t)...

GBM is arb-free -- end of story.

What if they gave a recession and nobody came?

At this stage it is still unclear though whether the WH will disclose what movies Pelosi watched during her flight.

What happens in Taipei, stays in Taipei

Ugly American!

veterans of 1949?

Henny Youngman Brigade -- "Take my island ... please!"

Yes, Mel Brooks is a comedy genius. Haven't seen an uncensored version of "Blazing Saddles" on tv for 15 years.

Interesting interview:
Alan Dershowitz’s Martha’s Vineyard Cancellation

The only Shakira-Santana collaboration I know. BTW, he's not in the clip, but the (pre-recorded) background is his: