Actually, I don't think Kudlow is that bad of a choice though he has been removed from reality for long enough to be out of touch with the economic dynamics of the 2010's.
I have to disagree with you here. Kudlow has always been in the thick of things, not only in the financial markets, but when it comes to the economy.
Trump's Corporate tax reform policy actually came from him, Steve Moore and Art Laffer. He has been Trump's unofficial economic adviser since the aftermath of the 2016 elections.