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Non-Normalities of the Business Cycle
Knüppel, Malte, (2005)
Common stochastic trends, common cycles, and asymmetry in economic fluctuations
Kim, Chang-jin, (2000)
Kim, Chang-jin, (2002)
Modelling good and bad volatility
Pelagatti, Matteo M., (2009)
Price indexes across space and time and the stochastic properties of prices
Pelagatti, Matteo M., (2010)