(Market heavyweight) can be contributors to an (index decrease).Logical formLearned from3 sentences. A contributor can be to a war.Logical formLearned from3 sentences. (Market leader) can be a contributor to a decrease.Logical formLearned from3 sentences. (Market heavyweight) can be a contributor to an index.Logical formLearned from3 sentences. A contributor can be to drag_downing an index.Logical formLearned from3 sentences. (Market heavyweight) can be a contributor to drag_downing an index.Logical formLearned from3 sentences. (Market heavyweight) can be a contributor to risings of an index.Logical formLearned from3 sentences. A contributor can be to risings of an index.Logical formLearned from3 sentences. A livestock can be a contributor to gross domestic products.Logical formLearned from3 sentences. A contributor can be to gross domestic products.Logical formLearned from3 sentences. Contributors to an increase can be a fixed investment.Logical formLearned from3 sentences. Developing economies may become contributors to growth.Logical formLearned from3 sentences. A contributor can be to (peacekeeping forces).Logical formLearned from3 sentences. An international-political-entity can be contributors.Logical formLearned from3 sentences. A contributor can be to an (air pollution).Logical formLearned from3 sentences.