Neither finance ministers nor central bankers should mislead themselves or the public with the promise implied by talk of when interest rates come down.
A final set of questions relates to whether, if we are going to spend £28 billion to improve economic growth, spending it on the green economy is the best way of doing so.
Were Reeves to return to the UK without answers it would leave her open to accusation of engaging in a long-distance publicity stunt.
Maybe the best way to aggregate opinion is to say that there is a high degree of confidence that 2023 will be a year of recovery, but there is low degree of confidence as to the shape and course of events.
Biden wants to act quickly and boldly while his party has unified control of Congress, knowing full well that could change next year.