Topics
Economic aspects
Hydroelectric power plants
16
Dams
13
Research
7
Economic conditions
6
Fishing
4
Electric power
3
Electric power consumption
3
Forecasting
3
Power utilization
3
Prices
3
Social aspects
3
Social conditions
3
Appropriations and expenditures
2
Design and construction
2
Economic history
2
Regional economics
2
Access roads
1
Construction projects
1
Cost effectiveness
1
Economic forecasting
1
Economics
1
Estimates
1
Expenditures, Public
1
Finance
1
Highway planning
1
Human services
1
Mathematical models
1
Planning
1
Public goods
1
Roads
1
Route surveying
1
Sociological aspects
1
Transportation
1