The phrase "an appropriate proxy" is correct and usable in written English.
It can be used when discussing a substitute or representative that is suitable for a particular purpose or context.
Example: "In this study, we used an appropriate proxy to measure the impact of social media on mental health."
Alternatives: "a suitable representative" or "an acceptable substitute".
This has considerable implications for studying stock liquidity, since selecting an appropriate proxy for liquidity is an important issue in empirical research design.
The aim of this work was to use an appropriate proxy material, in this case (Decabromodiphenyl ether (DBDE)), to represent 1 2 μm sized chemical particles, frequently used in agricultural practices, in order to trace their spatial and temporal movement through a soil column.
In those cases an appropriate proxy has to be identified.
The study suggests that an appropriate proxy for these variables be identified and measured to further develop on this research.
This type of price informativeness measurement might not be an appropriate proxy for this study as Chinese market could be noisier than the typical established markets.
With this possible problem in mind, we should be cautious at using CFS as an appropriate proxy to crime in research.
In the spring of 1968, my class actually had a generationally appropriate proxy fight – a touch football game between members of Princeton's ROTC units and the Students for a Democratic Society SDSS).
Also, one could question to what extent political attention (attention with the prospect of, for instance, higher taxes or increased regulation) is a sufficiently appropriate proxy for CSR.
It has been suggested that CIN 3+ is a more appropriate proxy for the risk of future cervical cancer than CIN2+ since the regression rate is higher for CIN2 than for CIN 3 (Schiffman and Kjaer, 2003).
The "proportion of births attended by skilled health personnel" is therefore often used as a more appropriate proxy indicator to track progress towards MDG 5. Skilled attendance at birth requires two key components: an SBA and an enabling environment that includes drugs and equipment, a functional referral system and enabling policies (2– 4).
In term of the research significance of the our study, any dental care use, a standard measure of access to dental care services, may be a more appropriate proxy for use of diagnostic or preventive dental care services rather than routine or complex restorative dental care.
