Earth & Environmental Sciences
oil
100%
continental shelf
88%
oil industry
59%
sea
57%
economics
57%
price
56%
gas
56%
taxation
47%
state role
46%
permitting
46%
gas industry
45%
environment market
40%
policy
36%
tax incentive
35%
market conditions
33%
economic impact
29%
tax
28%
history
27%
contract
27%
decommissioning
27%
levy
25%
health and safety
25%
local economy
23%
profit
21%
cost
21%
project
19%
natural gas
19%
enhanced oil recovery
16%
windfall
15%
ownership
14%
economy
14%
infrastructure
13%
carbon
13%
gas field
13%
petroleum
12%
state control
12%
tariff
12%
oil field
12%
gas storage
12%
empirical analysis
11%
effect
11%
industry
11%
fallow
11%
oil exploration
10%
feasibility study
10%
power plant
10%
modeling
10%
conservation policy
10%
carbon emission
9%
oil production
9%
Engineering & Materials Science
Taxation
43%
Petroleum industry
34%
Gas industry
32%
Oils
29%
Economics
23%
Crude oil
18%
Drilling
16%
Gases
15%
Industry
13%
Environmental regulations
12%
Costs
12%
Carbon
12%
Uncertainty
12%
Oil fields
10%
Health
7%
Drilling rigs
6%
Energy policy
5%
Large dataset
5%
Business & Economics
Petroleum
23%
Surety
15%
Decommissioning
13%
Energy Transition
13%
Trust Funds
13%
Cluster Development
12%
Economic Viability
12%
Oil and Gas Industry
11%
Investment Behavior
10%
Gas
10%
Excess Returns
10%
Carbon Emissions
10%
Stock Index
9%
Taxation
9%
Oil
9%
Macroeconomic Variables
9%
Government
8%
Tax
8%
Liability
8%
Charge
8%
Economic Recovery
7%
Obligation
5%
Modeling
5%
Net Present Value
5%
Trading Strategies
5%