David Leonhardt had an interesting post in the New York Times business section today. He provides an exibit of home prices against mortgage rates. As you can see from his chart, the relationship is not very close, that is they are not cointegrated. The relationship betweent the two series is not direct, presumably because the borrowing rate is not the only variable people need to think about prior to their home purchase. Job growth, family size, comparable rents and other factors are mixed in there too. Nevertheles...
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