The main difference being that the more traditional model, featuring pro-rata allocation and collection of payment fororder flow, is more geared towards one facet of the investing community, comprised in large part by retail investors who are using options limit orders and other very simple strategies.
Intriguingly, Mr Stahr writes that one reason Jay sought the job of chief justice was in order to lay the legal groundwork for enforcing debt collection.
We have a big challenge on our hands, and one of our challenges is to have better tax collection in order to have more resources for the use of our government.