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what type of jobs are these people not returning to? examples?

where else to put money?

you can partner with a trading firm that already has infrastructure, credit lines, memberships, ...

https://fred.stlouisfed.org/categories/22 wouldn't the price of a bond converge to par over its maturity?

should make this journal own site. eliteCrypto. sell the shovels/dreams

option's gamma tells you this

same processes were used to create the current tax code

excel

yes, sometimes you can place an order inside the quote and the spread will get tighter and besting your order. cxl replace your order and become best for N time limit

poor database design leads to messy queries. Short answer, you can't in regular sql but can by dynamically creating the sql given your constraints: inner join, not forcefully join all 3 tables

time and sales are executions order flow are orders

https://en.wikipedia.org/wiki/Efficient_frontier optimize the portfolio to maximize sharpe, min volatility, min vol for target returns, ...

what are the timestamps?

https://data.nasdaq.com/

you can use an option calculator and see for yourself. many free online. shorter maturity moves more

wild west

I remember options being a call around market...broker shows. But that was many years ago

isnt arbitrage easier in crypto than trying to predict the future?

dark pools need to report the execution to finra immediately.

where is the raw data?