At first glance, what happens hundreds of feet below the streets of Manhattan has very little to do with finance, until one considers the depressed costs of housing along the warzone that has been the 2nd Avenue Subway line for the past five years, or the millions wasted each day due to traffic gridlock along construction zones, or the billions in overtime pay which unionized labor makes sure it gets paid by doing nothing most of the day and then working for a few hours at night.