However, it will often be useful to adjust for initial differences, either because people may be at different stages of the disease upon entry into the study or due to natural heterogeneity in the sample.
On its analysis, we could be at different stages in different markets.
Students might be at different stages for different tasks, but do not fear — most students will accelerate through the stages as they develop the tactics to master new skills.
The teams were supposed to be at different stages of development -- Stanford loading up for a run at the national title, while North Carolina is trying to find an identity -- but those roles may be reversed after this tournament.
Participant groups may be at different stages of work, with complementary missions, with different scales of operation and capacities, and serving varied constituencies, but all share a commitment to equitable change in the Valley.
"Mature" economies in Singapore and Hong Kong, "maturing" ones in, say, Thailand or Malaysia, and "emerging" ones such as China may be at different stages, he argues; but they all follow a general long-term trend from primary producers to low-cost manufacturers and then to service economies.
