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Likelihood ratio testing for cointegration ranks in I(2) models
Bohn Nielsen, Heino, (2003)
An I(2) Cointegration Model with Piecewise Linear Trends : Likelihood Analysis and Application
Takamitsu, Kurita, (2009)
Bootstrap Inference on the Boundary of the Parameter Space with Application to Conditional Volatility Models
Cavaliere, Giuseppe, (2018)