A website offered free streaming and downloading of movies, games, and music. It was eventually shut down by the courts. Websites like these demonstrate that the pursuit of self$-$interest can lead to a$($n$)\_\_\_\_\_\_\_,$ a collective disaster when one or more people start to profit from being unethical because this encourages other people to act in the same way.

ethical dilemma

war of attrition

"tragedy of the commons"

credo

moral dilemma