We're used to talking about the Federal Reserve changing "benchmark interest rates." But the mechanics of how the central bank actually tightens or loosens policy are a lot more nuanced. For years now, the Fed's been doing this through the federal funds market — where US banks lend and borrow their excess reserves. But that could be changing. Last week, Dallas Fed President Lorie Logan argued that the fed funds target is outdated, and the central bank should be looking at alternatives. So what would those alternatives actually look like, and why do the intricacies of these short-term funding markets actually matter? We speak with Joe Abate, head of macrostrategy, at SMBC Nikko about this and the broader liquidity picture.

Read More: Logan Ushers in New Era of Debate on Fed’s Key Policy Tool 

Only Bloomberg.com subscribers can get the Odd Lots newsletter in their inbox — now delivered every weekday — plus unlimited access to the site and app. Subscribe at bloomberg.com/subscriptions/oddlots