Exhibit 12 Statement of Ratio of Earnings to Fixed Charges Six Months Year Ended December 31, Ended June 30, ------------------------------------------------------ ---------------- 1994 1995 1996 1997 1998 1998 1999 ---- ---- ---- ---- ---- ---- ---- Ratio of earnings to fixed charges 3.29x 3.84x 4.8x 4.5x 5.4x 5.61x 5.56x The ratio of earnings to fixed charges is computed by dividing (a) earnings before taxes adjusted for fixed charges, minority interest and capitalized interest net of amortization by (b) fixed charges, which includes interest expense and capitalized interest incurred, plus the portion of interest expense under operating leases deemed by Interpublic to be representative of the interest factor, plus amortization of debt issuance costs.