This paper analyzes econometrically how a country's post-crisis debt ratio could be forecast, in the aftermath of a debt crisis, from the previous debt-to-GDP ratio. A critical parameter is simply the debt-to-PPP-GDP ratio, where PPP-GDP is, in current international dollars, the Summers-Heston...

This paper examines demand systems where the demand for a good depends on other prices only through a common price aggregator (a scalar function of all prices). We refer to this property as ``generalized separability'' and provide the functional forms of demand that this property implies when...