Dear Allin,<br><br>Excuse me for my lack of knowledge, but I would like to know if the line &quot;Choi meta-tests:&quot; is a typo (Choi or Chow)?<br><br>Best,<br>-- <br>Henrique C. de Andrade<br>Doutorando em Economia Aplicada<br>

Universidade Federal do Rio Grande do Sul<br><a href="http://www.ufrgs.br/ppge">www.ufrgs.br/ppge</a><br>