This book brings together much of the best policy-oriented research on state and local mortgage revenue bond (MRB) programs. Most of this re search was conducted to evaluate the impact of MRB subsidies on housing markets and potential home buyers. All of the research is concerned with the "so what" question often ignored by economists: it addresses the implications of the research results for public policy decisions concerning MRBs. The need for this book becomes apparent when reading the transcripts of congressional hearings on MRBs. At those hearings, the policy debate seems underinformed....