Upon outbreak of a contagious animal disease, a primary motive for restoring disease-free status is often to regain access to international product markets. Efforts applied toward continuing or regaining such access is a public good-all growers benefit regardless of extent of private efforts...

Upon outbreak of a contagious animal disease, a primary motive for restoring disease-free status is often to regain access to international product markets. Efforts applied toward continuing or regaining such access is a public good; all growers benefit regardless of extent of private efforts...