> Make H1B run for a fixed time period

They already are.

> not be tied to a specific job

I agree, and lobbied for that on the Hill years ago but this was during the DREAM act battle [0] so it got nowhere.

> you’ll simultaneously boost the supply of highly-skilled workers and ensure they get a fair market price

I agree.

[0] - https://www.politico.com/story/2013/12/nancy-pelosi-immigrat...