Table 1 Policy theories applied in the evaluation of the CPA

Multiple Streams Framework [37]

A crisis may be resolved if a window of opportunity arises by the 3 factors (or streams) of problem, politics and policy each evolveing to a stage of coalescence

Incremental Theory [38]

Only minor changes are made on review as policy makers assume that the existing policy is legitimate and the overall outcomes are adequate

Advocacy Coalition Framework [39]

Parties would be expected to overcome potentially conflicting and disparate objectives and interests to focus on their common interest in a policy

Theory of Economic Regulation [40]

The political nature of policy development may result in it benefiting private interests over its less influential intended beneficiaries

Punctuated Equilibrium Framework [41]

Public policies are characterised by long periods of stability punctuated by brief episodes of dramatic change

Elite Theory [42]

The self-interested behaviour of agencies that capture policy development