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Number of items: 2.
2018
Hafner, Christian M., Manner, Hans and Simar, Leopold (2018). The wrong skewness problem in stochastic frontier models: A new approach. Econom. Rev., 37 (4). S. 380 - 401. PHILADELPHIA: TAYLOR & FRANCIS INC. ISSN 1532-4168
2016
Breitung, Jörg 
ORCID: 0000-0001-7367-0863 and Hafner, Christian M.
(2016).
A simple model for now-casting volatility series.
International Journal of Forecasting, 32 (4).
1247 - 1256.
AMSTERDAM:
ELSEVIER SCIENCE BV.
ISSN 0169-2070