Labor (2) Business enterprises (2) Accounting (2) Ability (2) Empresas (2) Información (2) Contabilidad (2) Trabajo (2) Aptitudes (2) Computer security (1) Trials (1) Tombs (1) Selling (1) Quality of products (1) Production (Economic theory) (1) Prices (1) Matter (1) Marketing (1) Industries (1) Industrial productivity (1) Human capital (1) Hotels (1) Fortification (1) Finance (1) Fate and fatalism (1) Computer software industry (1) Computer software (1) Computer service industry (1) Competition (1) Communication (1)