Topics
Economic aspects
31
Hydroelectric power plants
31
Dams
21
Economic conditions
13
Social aspects
13
Forecasting
8
Social conditions
6
Transportation
6
Electric power
5
Access roads
4
Business enterprises
4
Economic forecasting
4
Economic surveys
4
Population forecasting
4
Appropriations and expenditures
3
Economics
3
Electric power consumption
3
Planning
3
Power utilization
3
Prices
3
Air travel
2
Construction projects
2
Design and construction
2
Economic history
2
Human services
2
Mathematical models
2
Public goods
2
Regional economics
2
Sociological aspects
2
Bus travel
1
Cost effectiveness
1
Electric power production
1
Estimates
1
Expenditures, Public
1
Finance
1
Highway planning
1
Household surveys
1
Households
1
Roads
1
Route surveying
1