It’s hard to imagine New York City becoming significantly more affordable as long as it remains so expensive to build things. Whether we’re talking about new housing or transportation, the city is a famously expensive place to do construction. There are reports of subway elevators costing $100 million per station. Public bathrooms end up costing millions as well. One driver of costs is insurance, which is a major national issue, but particularly acute in NYC, with costs as a share of a given con