Interest rates were low and set to remain so; corporate profits were strong; and the buoyancy of emerging markets would offset any lingering weaknesses in the developed economies.
Migration typically occurs from a structurally low area to a higher area because of the relative buoyancy of hydrocarbons in comparison to the surrounding rock.
典型的运移作用出现在由构造低的地区到构造高的地区，因为和周围岩石相比，烃类有相对的浮力。
3
Such buoyancy can largely be attributed to a combination of low interest rates and a preponderance of variable-rate mortgages.