This paper documents research analysing the effects of the Maritime Transportation Security Act (MTSA) on a set of marine operator stocks listed on Nasdaq and the New York Stock Exchange (NYSE). The paper investigates whether MTSA resulted in a structural change in systematic risk for these...

This paper summarizes research analysing the effects of the Maritime Transportation Security Act (MTSA) on a set of listed marine operator equities. The paper uses GARCH models to compare volatility before MTSA and after MTSA to determine if there was a systematic change in the persistence of...

OPA 90 set out stringent requirements and liabilities for tankers operating in US national waters. OPA 90 was in response to the public concern caused by the grounding of the Exxon Valdez in 1989. It made ship owners responsible for the cost of pollution incidents and required all tank...