“…This industrial deconcentration movement was more pronounced in the first period analyzed (2002)(2003)(2004)(2005)(2006)(2007)(2008)(2009), which was characterized by growing participation of the North, Northeast and Midwest regions in national industrial employment, especially in industries with low technological intensity (Saboia et al , 2008;Campolina, Rezende & Paixão, 2012;Azzoni & Sobrinho, 2014) Cruz and Santos (2011), applying spatial analysis methods, found that the geographic center of employment concentration of the country in this period shifted in the northeast direction However, unlike the pattern observed for the other industries, the high-technology group -which requires more qualified labor and higher research and develop-Revista de Economia Política 41 (4), 2021 • pp. 760-781 ment investments -became more concentrated between 2002 and 2009 (G grew by 18 55%) In this respect, Garcia, Araújo and Mascarini (2009) pointed out that in this period, the regions that attracted the most investments in sectors with high technological content were precisely those with locational advantages, such as greater concentration of qualified labor Furthermore, the group of high-technology industries was favored by tax incentives for regional development, such as the Manaus Free Trade Zone Consequently, in the second period (2009)(2010)(2011)(2012)(2013)(2014), there was a reversal of the industrial deconcentration trend of the previous period, with increasing concentration This was due to the increased in the concentration of the high-tech industries (G grew by 38 62%) and industries of low technologic (G grew by 3 85%)…”