Personal Web Page of Daniel Serra

<body bgcolor='#FFFFFF' text='#000000' link='#0000FF' vlink='#CC0000' alink='#00CC33'><font face='Verdana'><p> <p> <p><a href='http://www.econ.upf.edu/~serra'>http://www.econ.upf.edu/~serra</a><p> <p> <p> </font></body>