Why is state capacity so uneven? Professor Anthony Pereira

Why is the Brazilian state able to collect taxes & provide services, but fails to enforce law & order, or abate homicides? What explains high state capacity in some domains, and low state capacity in others? And why has state capacity to provide public security worsened over recent decades - notwithstanding democratisation and economic growth? Professor Anthony Pereira draws on his decades of research in Brazil to explain this conundrum. You can read more about his work here: https://www.kcl.ac.uk/sspp/departments/did/People/Academic-staff/Anthony-Pereira/index.aspx