A region can be a contributor to an economy.Logical formLearned from2 sentences. A contributor can be in a military-or-other-action-organization.Logical formLearned from2 sentences. A country can be a contributor of personnel.Logical formLearned from2 sentences. Health can be contributors.Logical formLearned from2 sentences. Contributors can be to a collapse of firms.Logical formLearned from2 sentences. Contributors to a collapse of firms may include competition.Logical formLearned from2 sentences. Contributors can be to factors.Logical formLearned from2 sentences. A country may remain a contributor to development.Logical formLearned from2 sentences. A contributor to a growth can be an economic development.Logical formLearned from2 sentences. A contributor can be to glacial melting.Logical formLearned from2 sentences. Contributors can be to profits.Logical formLearned from2 sentences. A contributor can be continuous.Logical formLearned from2 sentences. An (export contributor group) may pertain-to a country.Logical formLearned from2 sentences. Investment can be by (troop contributors).Logical formLearned from2 sentences. Some contributors can be to some financial institutions.Logical formLearned from2 sentences.