50. Velum Inc., a local paper plant, is considering expanding its operations. The expansion would require the
release of a small amount of byproduct into the local river. Velum has decided to conduct an environmental
impact study. Which type of environmental cost would the impact study be classified as?
51. Tri-Chem Inc. is a manufacturer of various chemicals used in the plastics industry. Tri-Chem is required to
have its smokestacks inspected every six months for compliance. Which type of environmental cost would the
smokestack inspections most likely be classified as?
52. JBH Inc. is a tire manufacturer. JBH is required to either recycle or properly dispose of all rubber scrap
material. Which type of environmental cost would the recycling and disposal costs most likely be classified as?
53. Royalle Inc. transports crude oil for a well known oil producer. Last year, the company spilled
approximately one million gallons of crude oil off the coast of Alaska. Royalle was held responsible for
cleaning up the spill. Which type of environmental cost would the clean up costs most likely be classified as?
54. A measure of the relationship between outputs and inputs is often called: