Makena Coffman

Integrating Renewable Energy with Time Varying Pricing

With increasing adoption of intermittent sources of renewable energy, effective integration is paramount to fully …

Integrating Renewable Energy: A Commercial Sector Perspective on Price-Responsive Load-Shifting

Price-based demand response is an important component to achieving Hawaii’s 100% Renewable Portfolio Standard. This …

Publication: Do electric vehicle incentives matter? Evidence from the 50 U.S. states

UHERO congratulates Sherilyn Wee, Makena Coffman, and Sumner La Croix on the publication of, “Do …

Who are Driving Electric Vehicles? An analysis of factors that affect EV adoption in Hawaii

This study uses data on EV registrations by zipcode in Hawaii to analyze a variety …

Determinants of Residential Solar Photovoltaic Adoption

Hawaii is a leader in distributed solar photovoltaic (PV) adoption. It has the highest rate …

A Scoping Study for Climate Action Planning in Kauaʻi

This report documents best practices for county-level climate action plans (CAPs), with considerations for Kaua‘i. …

State Policy Index: BEVs

The Role of Policy and Peers in EV Adoption

By Sherilyn Wee, Makena Coffman and Sumner LaCroix Electric vehicles (EVs) can be a cleaner …

Estimating the Opportunity for Load-Shifting in Hawaii: An Analysis of Proposed Residential Time-of-Use Rates

Hawaii’s largest electric utility, Hawaiian Electric Company (HECO) and its subsidiaries recently proposed a Time …

Electric Vehicle Greenhouse Gas Emission Assessment for Hawaii

This study estimates greenhouse gas (GHG) emissions of electric vehicles (EVs) compared to that of …