- RePEc:hal:wpaper:hal-00751212
- RePEc:pia:wpaper:106/2012
- RePEc:mag:wpaper:120028
- RePEc:hhs:ratioi:0194
- RePEc:col:000386:010083
- RePEc:ctc:serie5:ispe0061
- RePEc:zbw:zewdip:12068
- RePEc:ant:wpaper:2012025
- RePEc:ant:wpaper:2012026
- RePEc:ags:huaedp:137712
- RePEc:pie:dsedps:2012/155
- RePEc:ifs:cemmap:33/12
- RePEc:ifs:ifsewp:12/18
- RePEc:ifs:ifsewp:12/21
- RePEc:ngi:dpaper:12-15
- RePEc:arx:papers:1211.2754
- RePEc:arx:papers:1211.3060
- RePEc:pra:mprapa:42511
- RePEc:pra:mprapa:42482
- RePEc:pra:mprapa:42535
- RePEc:pra:mprapa:42543
- RePEc:pra:mprapa:42579
- RePEc:pra:mprapa:42510
- RePEc:tek:wpaper:2012/79
- RePEc:tek:wpaper:2012/78
- RePEc:tek:wpaper:2012/77
- RePEc:tek:wpaper:2012/84
- RePEc:tek:wpaper:2012/74
- RePEc:tek:wpaper:2012/82
- RePEc:tek:wpaper:2012/83
- RePEc:tek:wpaper:2012/75
- RePEc:tek:wpaper:2012/76
- RePEc:tek:wpaper:2012/81