She said: “When I look back at it now, would I say I got everything right? No.
“Would I have done something differently? Of course. But do I believe that I got the big calls right? Absolutely.”
The former Chancellor claimed that “recent headlines about the resilience” of the British economy could not have been written without her fixing the “foundations that we inherited”.
She added: “And the Budget John Healey delivered last week would have been, as he has acknowledged, far harder without the progress we made over the previous two years.”
Ms Reeves wrote the piece ahead of a lecture she will deliver at Harvard.
The former Chancellor is said to be re-reading Abundance, by US journalists Derek Thompson and Ezra Klein, which argues for the simplification of planning rules to allow for ambitious infrastructure and housing projects, and is urging Labour ministers to read it.