QUESTION: answer this: an external cost or external benefit is also known as??

ANS: spillover effects

QUESTION: answer this: who plays the ghost in a ghost story??

ANS: Casey Affleck

QUESTION: answer this: who wrote the book the shape of water??

ANS: Guillermo del

QUESTION: answer this: who sings everytime you go away you take a piece of me with you??

ANS:
American duo Hall & Oates