"key driving factor" is a correct and usable phrase in written English.
It is typically used to describe the main or most important factor that influences or contributes to a certain outcome or situation. Example: The key driving factor behind the company's success is its focus on innovation and customer satisfaction.
"The pickup in activity appears to be fairly broad-based, and it is encouraging that first-time buyers are a key driving factor behind the upturn".
Software is the key driving factor underpinning autonomy within which planning algorithms that are responsible for mission-critical decision making hold a significant position.
The close relationship between politicians, media owners and political journalists – with fear being the key driving factor behind politicians' compliance – means that, too often, the views of the public are crudely manipulated and misrepresented.
Thousands of villagers have fled their homes near the disputed border, with the battle for oil a key driving factor behind violent clashes.
This initiative can be considered to be the key driving factor behind the improvement in comps for Canada, and should continue to benefit the company in the forthcoming quarters.
Charles Koch just told Forbes that he sees no evidence that humans are the key driving factor behind climate change, something Koch-funded scientists have re-confirmed (below).
Deforestation, slope cutting and heavy rainfall were key driving factors causing several hazards particularly soil erosion, landslides and rock fall.
"Since 2014, Chinese people have been rushing to buy houses in the UK," adds Fan, pointing to high rental yields and stable property prices as key driving factors.
Arab nationalism and a determination to crush what he perceived to be a western stranglehold of the world were the key driving factors he used to promote his cause.
However, key driving factors also include development and acceptance of invasive surgical interventions as well as the eventual introduction of medications for therapy of posterior segment diseases such as macular degeneration and diabetic retinopathy.
In addition, both crowdfunding researchers and practitioners can benefit from our list of key driving factors behind the crowd design.
