The subsidy is only a single aspect of housing policy; yet the form it ultimately takes will influence more than the housing program alone. In all its long history, both here and abroad, the subsidy has never been more significant than it is currently. It involves more than monetary outlay. The kind of economy in which we are to live may be influenced by the policy we devise for its dispensation.
Source
The Journal of Land & Public Utility Economics 22.2 (May 1946): 131- 139