Hyman Minsky would have had a field day with last week’s US inflation numbers. One of the key points in the late, great economist’s Financial Instability Hypothesis was that there are two kinds of prices — prices for goods and services, and asset prices. Inflation in the two areas should, as a result, differ. And indeed they have, quite markedly. The latest Consumer Price Index figures show that almost all core inflation, which was weaker than expected, was in rent or the owner’s equivalent of rent (up 0.3 per c