Is she still after that policy? She purposed it during her campaign. Now that she's dropped out and is a VP pick instead maybe her Medicare for all would be rolled back? Remember Trump talked a big game when he was campaigning too so he can standout. Joe Biden seems ambivalent.
As a VP, I doubt she can get that through without Biden's approval. Assuming the guy can still put 2 sentences together after November.
https://www.wsj.com/articles/biden-tax-agenda-hinges-on-democratic-control-of-senate-11597586400 I don't have a subscription to WSJ. Can anybody tell me the gist of what it says?
It looks Biden already approves of the idea of having a financial transaction tax. End of 2019 in a CNBC interview he said we "should have a financial transaction tax".
It sounds like the tax would be on the trade value. https://www.kiplinger.com/taxes/601220/kamala-harris-tax-policy-proposals This could explain why derivatives with their high notional values would have a lower rate than stocks.