California 1 Causal inference 1 Decision bias 1 Empirical research 1 Environmental policy 1 Geospatial policy analytics 1 HHW grants Household hazardous waste (HHW) 1 Modeling robustness 1 Policy analytics 1 Policy-making 1 Pro-environmental spillovers 1 Recycling 1 Spatial analytics 1 Sustainability 1 United States 1 Waste management 1 decision analysis 1 domestic waste 1 environmental policy 1 hazardous waste 1 policy making 1 research work 1 spatiotemporal analysis 1 spillover effect 1 sustainability 1 waste disposal 1