The book “Cargos de Confiança no Presidencialismo de Coalizão Brasileiro” edited by Felix Lopez has just been published by IPEA.
Chapter 1 of the book, “Mudanças Político-Partidárias e Rotatividade dos Cargos de Confiança (1999-2013)” is a research on DAS (political appointments) turnover in Brazilian Federal government for the period 1999-2013.
Please access the entire book here.
You can also access the Introduction and Chapter 1 here.