Brattle economists provided assistance to Sprint Corporation during the Federal Communications Commission’s (FCC) review of the competitiveness of “Business Data Services” (BDS), the dedicated bandwidth wireline connections for commercial customers. The team supported Professor David Sappington’s testimony on the relationship between BDS prices and costs and the competitiveness of BDS pricing. Brattle economists also submitted direct testimony on empirical evidence regarding the degree of competition faced by incumbent carriers and on the competitiveness of BDS price offerings.