Assessing Fiscal Sustainability Subject to Policy Changes: A Markov Switching Cointegration Approach
Vasco Gabriel, Pataaree Sangduan
Empirical Economics, vol. 41, 2011, p. 665-684.

An Efficient Test of Fiscal Sustainability
Vasco Gabriel, Pataaree Sangduan
Applied Economics Letters, vol. 17, 2010, p. 1819-1822.