TABLE 4.-QUALIFIED R&D (QRD), BASE, TENTATIVE CREDIT AND CREDIT AVAILABLE,2 WITH AND WITHOUT CARRYBACK

1,416

1,688

79.8

95.1

645

6.5

4.9

5.5

565

1 Based on eligibility ratios of 6372 for 1980, 7237 for 1981 and 725 for 1982 and 1983.

the smaller sets of firms in calculations for this and subsequent tables. 2 Numbers of firms with tax data necessary for "credit available" calculations were 599 in 1981, 586 in 1982 and 445 in 1983. Credits available were blown up by the ratios of tentative credit grand totals or category totals for the larger and

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TABLE 5.-QUALIFIED R&D (QRD), BASE, TENTATIVE CREDIT AND CREDIT AVAILABLE, WITH AND WITHOUT CARRYBACK, COMPUSTAT DATA, BY ASSET SIZE CLASS

1 Based on eligibility ratios of 6372 for 1980, 7237 for 1981, and 725 for 1982 and 1983.

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TABLE 6.-QUALIFIED R&D, BASE, TENTATIVE CREDIT, AND CREDIT AVAILABLE, CURRENT AND WITH CARRYBACK, BY ASSET SIZE CLASS, AS PERCENT OF TOTAL

TABLE 7.-QUALIFIED 1 R&D (QRD), BASE, TENTATIVE CREDIT AND CREDIT AVAILABLE, WITH AND WITHOUT CARRYBACK, BY GROWTH CLASS

1

* Eligibility ratio equals .6372 for 1980, 7237 for 1981, and 725 for 1982 and 1983.

TABLE 8.-QUALIFIED R&D (QRD), BASE, TENTATIVE CREDIT, AND CREDIT AVAILABLE, CURRENT AND WITH CARRYBACK, BY GROWTH CLASS, AS PERCENT OF TOTAL