作者单位：
Univ Florence, Dipartimento Stat Informat Applicaz DiSIA, Florence, Italy
[1]
Univ Wollongong, Natl Inst Appl Stat Res Australia, Wollongong, NSW 2522, Australia
[2]
Univ Southampton, Southampton Stat Sci Res Inst, Southampton SO17 1BJ, Hants, England
[3]
Univ Perugia, Dipartimento Econ Finanza & Stat, I-06100 Perugia, Italy
[4]
Univ Pisa, Dipartimento Econ & Management, Pisa, Italy
[5]
发布时间
2015-07-23
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