The phrase "a cost effective method of" is correct and usable in written English.
It can be used when discussing a method or approach that provides good value for the money spent, particularly in business or project contexts.
Example: "We have identified a cost effective method of reducing waste in our production process."
Alternatives: "an economical approach to" or "a budget-friendly way of".
A cost effective method of eliminating the detrimental effects of a large web opening is to attach suitable stiffeners around the web openings of LSBs.
High speed machining is a cost effective method of machining hardened steels for injection moulds.
The organo-halide lead perovskite solar cells (PSC) provide a cost effective method of acquiring sunlight energy and converting directly into electrical power with high conversion efficiency.
Engineering geological mapping is a cost effective method of compiling field data for engineering projects and are an efficient basis for building a ground model, which is an essential element of all ground investigations.
We have proposed a cost effective method of measuring air pollution constituents at dense granularity in an urban setting.
They also found that CXR was a cost effective method of detecting pulmonary metastatic disease compared with routine chest CT 42, 43.
In developed economies, switching from coal to gas power generation is a cost-effective method of achieving emission reduction targets.
This provides a cost-effective method of monitoring sensitive components in the environment, and of providing information about uranium levels to concerned local populations".
It has proved to be a cost-effective method of introducing non-academic school leavers to work without their lack of qualifications being a barrier.
2. To demonstrate a cost-effective method of regional data collection.
Multiplex qPCR provides a cost-effective method of assessing telomere length.
