NYC tax revenue ebbs and flows on the strength of the finance industry (e.g. recent news that market slowdowns are showing up as a billion dollar shortfall in t

NYC tax revenue ebbs and flows on the strength of the finance industry (e.g. recent news that market slowdowns are showing up as a billion dollar shortfall in tax revenue). Google and Facebook are both ad-tech. Amazon would have brought a third major industry to town, something that could have worked to smooth out those tax revenue swings.