Abstract
Abstract
In this article, I propose a conceptual framework to assess the information content of some important national and global statistics on the space economy (SPE), widely used by public and private agencies and institutions, firms, researchers, and others. The framework is sketched in part 1 and is based on (1) a precise definition of the space sector as an aggregate of a sector producing space products (SPI, space industry) and a sector using them to produce nonspace products (SPE); (2) an explicit identification of the input–output relationships within the space sector; and (3) a special attention to the relationships between space capital goods and their services. In part 2 taking those statistics at their face value, I reclassify them and find results that are quite informative about the “specializations” of different national space sectors, although the figures should be taken as tentative in view of the inevitable approximations of our reclassifications. I also attempt a simultaneous reclassification of the two major global space statistics—those of the Satellite Industry Association and Space Foundation—although their totals are only broadly consistent, to obtain an evaluation in terms of revenues of our upstream SPI, the core the global space sector, on which those two sources give different and only partial information.
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