@techreport{oai:repository.dl.itc.u-tokyo.ac.jp:00042046,
 author = {Kobayashi, Takao and Sai, Risa and Shibata, Kazuya},
 month = {Jun},
 note = {application/pdf, 本文フィルはリンク先を参照のこと},
 title = {Human Capital as an Asset Mix and Optimal Life-Cycle Portfolio: An Analytical Solution},
 year = {2008}
}