The proportionality feature of linear programming models assumes that the contribution of decision variables to each resource constraint is proportional to their values

A(n) ________ is a statutory lien given to workers who furnish services or materials for personal property in the ordinary course of business

A) super-priority lien B) floating lien C) artisan's lien D) judgment lien

All of the following are sources of political risk EXCEPT

A) tax holidays. B) change in government. C) tariff increases. D) labor law changes.