Business & Economics
Travel Demand
87%
Travel Behavior
33%
Selection Bias
22%
Statistical Tests
20%
Randomized Experiments
19%
Service Adoption
19%
Transportation Networks
18%
Panel Survey
17%
Pre-test
17%
Randomization
17%
Treatment Effects
16%
Causal Effect
15%
Travellers
14%
Ownership
13%
Research Design
13%
Car
11%
Uncertainty
8%
Earth & Environmental Sciences
travel demand
100%
services
45%
travel behavior
31%
car ownership
17%
effect
16%
measuring
16%
travel
10%
North America
9%
world
6%
experiment
4%
test
4%
rate
3%
analysis
3%
Social Sciences
travel
63%
demand
49%
travel behavior
31%
statistical test
14%
research planning
9%
uncertainty
9%
Group
7%
experiment
7%
lack
6%
trend
5%
Engineering & Materials Science
Statistical tests
27%
Uncertainty
15%
Industry
10%
Experiments
8%