Willingness to pay is a measure of the utility of a Product. It is the maximum value that an individual would be willing to pay, sacrifice, or exchange in order to obtain a product or service. This is central to welfare economics and environmental valuation, as it provides a way to quantify the subjective value that individuals place on goods, services, and changes in environmental quality.
In Life Cycle Assessment and Cost Benefit Assessment, willingness to pay is an important metric for understanding and quantifying human preferences. It captures the total economic value that individuals assign to products, including both use value (direct benefits from consumption or use) and non-use value (such as existence value or option value for environmental goods). By measuring what people are prepared to give up to obtain something, willingness to pay reveals the true benefit that products provide to society.
The concept is particularly important when valuing non-market products, such as environmental quality improvements, ecosystem services, or health benefits, where no direct market price exists. Various stated preference methods, including contingent valuation, are used to elicit willingness to pay values from individuals through surveys and questionnaires. These methods ask respondents to state the maximum amount they would pay for a specified change in the availability or quality of a product or environmental condition.
Willingness to pay underpins monetary valuation approaches in sustainability assessment. It provides the theoretical foundation for converting environmental and social impacts into monetary units. This allows for more comprehensive decision-making that accounts for the full range of values affected by production and consumption activities.
As Chief Operating Officer, Iris leads our organisational development and oversees day-to-day operations. Before joining 2-0, she worked in the biotechnology sector. As an LCA consultant, Iris has devoted her expertise primarily to the domains of sustainable agriculture and food production. She is dedicated to teaching LCA and is responsible for our educational efforts. Iris holds an M.Sc. in Biology – Biotechnology from the University of Copenhagen.
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Glossary terms are clearer once you have seen them applied. Our guide to what LCA is and how it works walks through the complete methodology: goal and scope, inventory modelling, impact assessment, and interpretation.
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