"an effective basis" is correct and usable in written English.
You can use it when you are referring to a foundation or starting point, such as a plan, reasoning, or understanding, that is effective or successful. For example: "This new budget has provided us with an effective basis to move forward with the project."
Controlling girls through beatings or threats was common, but coercion was not an effective basis for a lasting relationship, most pimps emphasized.
The Germans, by contrast, began to develop large tank formations on an effective basis after their rearmament program began in 1935.
We in the government want to create an effective basis for the green economy, with policies that are helping growth and giving businesses the certainty to plan and invest.
We believe that this is a useful classification which can serve as an effective basis for constructing a broader classification.
Since prioritization of risk mitigation projects is based on risk levels, consistency provides an effective basis for resource allocation.
This method presents an effective basis for reviewing the impact of design decisions on the design process.
Many scholars disagreed, insisting that the state was unlikely to disappear and could continue to be an essential and effective basis of governance.
Since the edge directions of the pixels on and around the edge contribute to the estimation simultaneously, the correlation adopted in the proposed method is a stable and effective basis to estimate the edge direction in the complicated edge regions.
Without competent bureaucracy, none of these countries would have been able to implement, on a sustained and effective basis, necessary reforms for national development.
- The CPMS potentially provides a sound, rigorous, effective basis for monitoring child protection concerns.
The structural approach - involvement of pupils, using a medium preferred by pupils and pre-testing of the programme - is a good basis for an effective intervention and increases the likelihood that the web-based approach is attractive to pupils.
