Which of the following is considered a key principle of the "New Public Service" (NPS) approach to public administration?
1
Emphasis on cost-efficiency and the use of market-based mechanisms to deliver public services
2
Promotion of managerial autonomy and the adoption of private sector management techniques
3
Primacy of the public interest and the role of public servants as citizens and community builders
4
Centralization of decision-making authority and the strengthening of hierarchical control