Consider the following goods. Are they public goods or private goods, or do they fall into a different classification?
Watermelons are and . Therefore, they are a .
Movie tickets are and . Therefore, they are a.
Movie downloads from a subscription site are and . Therefore, they are a .
Movie views from a free video site such as YouTube are and . Therefore, they are a .
A litter-free park is considered to be and . Therefore, it is a(n) .