Amends the Internal Revenue Code to provide that the foreign bad debt loss deduction shall not exceed the greater of 15 percent of the taxpayer's taxable income from exports, or two percent of the taxpayer's export receivables outstanding at the close of the taxable year. Provides that the amount of bad debt losses that may be added to a bad debt reserve shall not exceed five percent of the taxpayer's export receivables outstanding as of the close of the taxable year. Permits the amortization, based on a period of 60 months, of: (1) foreign market studies; (2) foreign marketing expenses; and (3) foreign patents. Permits an income tax deduction for currency fluctuation losses on export credit which have not been repaid by the end of the taxable year.