“…The objectives sought by research on the ETR have namely been: (1) To study the consequences of modifications to national tax law on the ETR (Calvé, Labatut and Molina, 2005;Fernández, 2004;Fernández, Martínez and Álvarez, 2004;Garrido and Garrido, 2006;Gravelle, 1982;Guenther, 1994;Gupta and Newberry, 1992;Manzon and Smith, 1994;Martinez, Fernández and Álvarez, 2001;Scholes and Wolfson, 1992;Shevlin and Porter, 1992); (2) To perform a comparative analysis of different countries (Buijink Janssen and Schols, 2002;Collins and Shackelford, 1995;Devereux and Griffith, 1998;Fernández and Rubín, 2002;Fernández, Martínez and Álvarez, 2008;Jacobs and Spengel, 2000;Kim and Limpaphayom, 1998;Molloy, 1998);and (3) To research the factors that determine tax burden (Adhikari et al, 2006;Chen, Chen, Chen and Shevlin, 2010;Feeny, Gillmann and Harris, 2006;Fernández, 2004;Fernández andMartínez, 2009 andFonseca et al, 2011;Graham, 1996;Gupta and Newberry, 1997;Holland, 1998;Kern and Morris, 1992;Molina, 2012;Monterrey and Sánchez, 2010;Omer, Molloy and Ziebart, 1993;Porcano, 1986;Richardson and Lanis, 2007;Stickney and McGee, 1982;Wang, 19...…”