Robust economic frameworks and empirical methods, informed by evidence

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Regulatory Economics







Tanya Perrot

Dr Milad Maralani

Eilya Torshizian

Prof. Robert MacCulloch

Phil Donovan

Saeid Adli

Alina Fehling

Eugene Isack

Cost of delays in decisions

Eilya Torshizian | Alina Fehling | Eugene Isack |

Great decisions are timely: Benefits from more efficient infrastructure investment decision-making

Aotearoa New Zealand suffers from an infrastructure deficit. Without the key infrastructure needed now for our economy to thrive, we deprive future generations from significant economic prosperity. While transformational infrastructure...

CBA transport equity

Eilya Torshizian | Eugene Isack | Alina Fehling |

Incorporating distributional impacts (equity) into the CBA framework

Transportation decisions can have large and varied impacts on travellers and their communities. It’s important to measure these effects and consider their impact on various groups when planning projects. Waka...

Climate change uncertainty

Eilya Torshizian | Eugene Isack | Alina Fehling |

Climate change adaptation and investment decision making

Avoid costly delays in decision-making. For deep uncertainty, plan ahead, start small, and keep monitoring. Climate is beginning to exacerbate extreme “one-in-100-year” events. Our knowledge of the likelihood of these...

Resource Management act reform

Eilya Torshizian

Reforms to the resource management system

Our report examines the expected costs and benefits of the reforms. Changes are currently articulated mainly as broad principles and high-level descriptions of the institutional arrangements. Much of the detail...

Eilya Torshizian | Eugene Isack | Alina Fehling |

Review of Housing and Business Development Capacity Assessments

The Ministry for the Environment (MfE) appointed Principal Economics to review the Housing and Business Development Capacity Assessments HBAs). Our review included all councils’ HBAs, except for Rotorua and Wellington,...

BDCA Dunedin

Eilya Torshizian | Eugene Isack | Alina Fehling |

Business Development Capacity Assessment for Dunedin City

Dunedin City Council appointed Principal Economics to provide a comprehensive assessment of the sufficiency in development capacity of business land within Dunedin to fulfils requirements of the the National Policy...