"Economic research California." . . . . "Economic practices manual : a handbook for preparing an economic impact assessment"@en . "Economic practices manual : a handbook for preparing an economic impact assessment" . . . . . . . . . . . . . . . . . . . . . . "Handbooks and manuals" . . . . "Handbooks and manuals"@en . "Economic practices manual a handbook for preparing an economic impact assessment"@en . . . . . .