Note 16. Segments of the Business: The Company has three operating segments: Engine, Power Generation, and Filtration and Other. The Engine segment produces engines and parts for sale to customers in automotive and industrial markets. The engines are used in trucks of all sizes, buses and recreational vehicles, as well as various indus- trial applications including construction, mining, agriculture, marine, rail and military. The Power Generation segment is the CompanyGLYPH<213>s power systems supplier, selling engines, generator sets and alternators and providing temporary power through rentals of generator sets. The Filtration and Other segment includes sales of filtration products, exhaust systems and  turbochargers and sales from company-owned distributors.  The CompanyGLYPH<213>s operating segments are organized according  to products and the markets they each serve. This business structure was designed to focus efforts on providing enhanced service to a wide range of customers. The accounting policies of the segments are the same as those described in the summary of significant accounting policies except that the Company evaluates performance based on earnings before interest and income taxes and on net assets; therefore, no allocation of debt-related items and income taxes is made to the individual segments. Operating segment information is as follows: 34 Power Filtration $ Millions Engine Generation And Other Total 2000 Net sales $4,050 $1,395 $1,152 $6,597 Depreciation and amortization 151 47 42 240  Income (expense) from joint ventures and alliances 5 1 3 9 Earnings before interest, income taxes and special charges 24  103 122 249  Special charges 131 19 10 160 Earnings (loss) before interest and income taxes (107)  84  112  89  Net assets 799 521 892 2,212 Investment in joint ventures and alliances 163 26 12 201  Capital expenditures 143 46 39 228  1999 Net sales $4,225 $1,356 $1,058 $6,639  Depreciation and amortization 146 47 40 233  Income (expense) from joint ventures and alliances (4) (25) 1 (28)  Earnings before interest, income taxes and special charges 182 52 122  356 Special charges 18 42 - 60  Earnings before interest and income taxes 164 10 122 296  Net assets 1,015 553 868 2,436 Investment in joint ventures and alliances 112 11 8 131 Capital expenditures 130 49 36 215  1998 Net sales $3,982 $1,230 $1,054 $6,266  Depreciation and amortization 120 40 39 199 Income (expense) from joint ventures and alliances (4) (25) (1) (30)  Earnings before interest, income taxes and special charges 136 25 121 282  Special charges 165 50 2 217  Earnings (loss) before interest and income taxes (29) (25) 119 65  Net assets 946 511 803 2,260  Investment in joint ventures and alliances 132 3 1 136  Capital expenditures 172 67 32 271  Additions to goodwill 12 2 370 384 