14.214. A second potential source is the surveys used for the collection of research and development data in the Frascati framework. Data on the external funding of business research and development are collected in a large number of countries as part of that framework. The information includes funding from abroad by affiliated and non-affiliated enterprises. Although business enterprises mainly perform market transactions, those flows of funding might include donations and subsidies and not necessarily represent acquisitions of research and development, so some care is needed in interpreting the information. Nevertheless, the source can serve as a useful proxy or diagnostic for investigating flows recorded as acquisitions of research and development originals or payments for customized research and development services within the EBOPS category for research and development services.
 OECD, Frascati Manual.
 See Guide to Measuring Global Production, chap. 4 (forthcoming).
 Since the conclusions reported in the forthcoming Guide to Measuring Global Production are still under discussion in other intergovernmental bodies at the time of writing of the present Guide, more concrete guidance on those issues will be provided on the online version of the present Guide..