SUBJECT
Air
Pollution
7
Environmental aspects
3
Environmental protection
3
Government policy
3
Econometric models
2
Effect of air pollution on
2
Effect of prices on
2
Energy industries
2
Energy policy
2
Environmental impact charges
2
Prices
2
Taxation
2
Air quality management
1
Automobiles
1
Choice of transportation
1
Cost effectiveness
1
Economic aspects
1
Environmental policy
1
Indonesia
1
Industries
1
Industry
1
Pollution control devices
1
Public goods
1
Social aspects
1
Standards
1
Urban transportation
1
User charges
1