“…Less attention, they argue, is given to the wider systemic sources of capacity. Indeed a number of studies (Edelenbos and Teisman, 2008;Edler et al, 2015;Rolfstam, 2013;Uyarra et al, 2014;Edquist et al, 2015;Edler and Yeow, 2016) have pointed to institutional, governance and capability related obstacles to the implementation of PPI. These include institutional challenges such as decentralized or 'silo' budgets, lack of a systemic view or internal coordination (between the internal end user or those responsible to deliver the service, and the procurers) and capacity and resource constraints in contracting authorities.…”