Her fields of interest are urban and environmental economics. Her current research focuses on the impact of various kinds of pollution and land use regulations on house prices. She has also published in the areas of real estate price indices, racial discrimination in the housing market, and on the demand for environmental quality in the United States, with her work appearing in the Journal of Environmental Economics and Management, Land Economics, the Journal of Urban Economics and other peer-reviewed journals. Katherine received her Ph.D. from the University of California at San Diego and her A.B. from Occidental College. She has been awarded research grants from the Environmental Protection Agency and serves on the U.S. Environmental Protection Agency's Advisory Council on Clean Air Compliance. Email Katherine.