Research in Economics
Research in Economics > 2009 > 63 > 2 > 95-101
Research in Economics > 2017 > 71 > 3 > 540-563
Research in Economics > 2017 > 71 > 4 > 704-717
Research in Economics > 2009 > 63 > 2 > 95-101
Research in Economics > 2017 > 71 > 3 > 540-563
Research in Economics > 2017 > 71 > 4 > 704-717