The phrase "at a sectoral level" is correct and usable in written English.
It can be used when discussing issues, policies, or analyses that pertain to specific sectors or industries rather than the overall economy or context.
Example: "The report highlights the challenges faced by small businesses at a sectoral level, emphasizing the need for tailored support."
Alternatives: "within a sector" or "on a sector basis".
This paper investigates the effect of herding behavior on excessive market idiosyncratic volatility in the U.S. stock market at a sectoral level.
It is often difficult to determine the effects of policies at a sectoral level in the overlapping domains of pollution control and energy conservation, making it difficult to consider co-benefits of energy conservation and air pollution reduction and tensions.
We find that the import content of exports might be an important driver of this result at a sectoral level.
Since wage floors are fixed at a sectoral level for the entire country, they are the same in all areas and regions of the country with minimal differences due to the industrial composition of the region.
At a sectoral level, these isolated initiatives reduce the pressure on the overall system somewhat by acting as safety valves.
This may be a sign of over-stretched resources in donor offices, and the fact that those working at a sectoral level do not have a background in finance or economics.
In order to illustrate their application, the Nordic countries are selected for an analysis at the sectoral level, demonstrating a variety in the dynamics of energy innovation systems among these countries.
So, the largest differences at the sectoral level were found for a sector that was very small in terms of output.
This holds in particular for the results at the aggregate, economy-wide level and, to a lesser extent, at the sectoral level.
Employers in most Western European countries have since 1945 organized for the purpose of bargaining, usually at the sectoral level, as a strategy to keep distributional conflict away from the workplace and wages out of competition (Sisson 1987).
The result above shows that the differences between the gross outputs of any two methods provide a complete picture at the sectoral level, because the differences between the employment forecasts (or any other factor) are the same.
