Nor are the books Google has already chosen to scan necessarily a representative sample of literature across the ages.
VPT studies provide a variety of explanations to asymmetries that go beyond market power, and this clearly emerges even from the analysis of a restricted sample of literature.
As summarised by Stanley and Jarrel (1989),2 meta-analysis starts with the compilation of an exhaustive sample of literature and the choice of the dependent variable (in our case, the degree of backward shifting of labour taxes, proxied by the estimated elasticity of net wages to taxation).
We conducted a 'rapid review' [ 15] of the literature using systematic searching and screening methods to produce a sample of literature that would give the range and relative frequency of the metrics of interest.
Reza Aslan's Tablet & Pen: Literary Landscapes from the Modern Middle East offered a sampling of contemporary literature of the region in English translation.
Many thousands of volumes are to be found in great libraries that give a good sampling of folk literature in all parts of the world; and large regional or national archives have been established, many of them containing hundreds of thousands of items available for study.
There simply is no evidence that he trained in philosophy or studied anything more than a small sampling of the literature available in his day, which was considerable.
Based on just the above small sampling of the literature, it is likely that the underlying reasons for racial disparities in gout are multifactorial and require investigation.
Second, some GO categories contain a small number of genes (e.g., less than 10), or appear to be constructed from a limited or selective sampling of the literature.
We treated the review question as a compass, not an anchor, so that the question was open to being refined as the review proceeded; used iterative, intuitive searching of literatures combined with more formal systematic searching techniques; engaged in selective, judicious sampling of relevant literatures; sought to integrate the various literatures through a narrative argument.
