The phrase "a successful model for" is correct and usable in written English.
You can use it when discussing a framework, system, or example that effectively achieves desired outcomes or results in a particular context.
Example: "The new educational program has proven to be a successful model for improving student engagement and performance."
Alternatives: "an effective example of" or "a proven framework for".
But there isn't a successful model for mass change.
They may yet defy cynics and become a successful model for single-payer care.
"Our readers have embraced our digital strategy, which has provided a successful model for the industry," he said.
Even television has a successful model for charging more for shows that a smallish group of people feel passionately about, in the form of premium subscription channels like HBO.
Strong property rights and market incentives have provided a successful model for rhino conservation, despite the negative impact of command-and-control approaches that rely on regulations and bans that restrict wildlife use.
The Internet Watch Foundation (IWF) has a successful model for dealing with child abuse imagery if measured by the fact that, since its launch in December 1996, it has removed more than 100,000 images of child abuse from the web, in response to reports made through its hotline.
But a successful model exists for dog-sharing.
Those who start operating a healthcare franchise expect it to be a successful model, either for commercial or social reasons.
Furthermore, we surely believe that what we offer is not merely a successful model but the only successful model for human society.
While the niche model has provided a reasonably successful model for the structure of a range of food webs, there has been little work exploring the ecological meaning of the single niche dimension.
Perhaps most importantly, through SGD, the yeast community has mapped a highly successful model for tackling the functional annotation of a genome.
