The phrase "a workable model for" is correct and usable in written English.
It can be used when discussing a framework or system that is practical and effective for a specific purpose or application.
Example: "The researchers developed a workable model for predicting climate change impacts on agriculture."
Alternatives: "an effective framework for" or "a practical approach to".
The economic progress in that region offers a workable model for post-Saddam Hussein Iraq.
There's a workable model for covering fringe views – which is to treat them as such.
Coming up with a workable model for the study took years and many rounds of peer review, she says.
The contradicting circumstances seem to rest on the requirement of a workable model for solving a complex physical system.
It failed to construct a workable model for its internal management, choosing instead to paper over the differences between the British and Dutch systems.
For a while, it seemed as though free access to all music was an inevitable development, but pay music sites seem to have found a workable model, for the time being at least.
The ultimate goal, they said, is to create a workable model of self-sufficient villages for homeless people across the country.
What is needed is a workable model of the identity criteria for concepts (allowing us confidently to either affirm or deny such claims as "The concept of moral obligation is the concept of an institution-transcendent requirement")—but we have no such model, and there is no consensus even on what approximate shape such a model would take.
The panting response led Jaguar management to commission a workable model in time for the Detroit show then just eight months away.
The rationale for this recommendation is that despite its great success in the ESARO region, the ToT model of training is not a particularly workable model for most of the other UNICEF regions.
In its search for a workable model, the company flirted with reverse charge text messages (50% of which the mobile operators would keep), deals with ringtone companies and mobile handset manufacturers, and affiliate agreements with iTunes – which made Apple a lot of money, but were less beneficial for Shazam.
