Asche, Frank; Oglend, Atle; Osmundsen, Petter - 2015
, conventional linear models of price dynamics such as the Vector Error Correction Model (VECM) can lead to erroneous inferences … about cointegration relationships, price adjustments and relative values. We propose the use of regime-switching models to … address these issues. Our regime switching model uses price data to infer whether pricing is oil-driven (integrated) or gas …