'growth power' is correct and usable in written English.
You can use it to refer to the strength or influence of something that is increasing, usually over time. For example, "The company has been steadily building its growth power over the last decade."
They are growth power companies.
A supply-sider might see this as evidence of the growth power of cutting top rates.
He acted to ensure fertility and to distribute growth power when he started sowing corn, the seed of the tribe.
"NSW will be the hardest hit if the RET is dumped, with huge negative implications for jobs growth, power prices and the environment," said Greens senator Lee Rhiannon.
Tensile, creep and fatigue testing of annealed, ∼1 μm films resulted in mechanical properties similar to the as-received films (yield strength of ∼1.2 GPa, fracture toughness ∼17.8 MPa √m, and a fatigue crack growth power law exponent of ∼4.2).
After controlling the firm size, growth power as well as other variables which also have great impact on the financing structure decision of the company, we find out from the empirical results that the effects of diversification degree on capital structure are disparate for firms facing different financing constraints.
The particle growth follows the general growth power-law during Ostwald ripening, but the growth exponent is found to be variable, smaller in the earlier stage and larger in the later stage.
Until the turn of the century, population growth powered more than half of global consumption.
Higher education is a dynamo for economic growth, powering the supply of high-level skills and the technological advances for improving productivity and opening up new markets.
That was enough to allow WhatsApp to go viral and produce incredible growth, powered mostly by word of mouth among online communities.
The third quarter is mere preamble to the fourth quarter, where Wall Street expects significant revenue growth powered by new Kindle tablets and associated downloads.
