1. Why do some late-night restaurant patrons use a Uber/Lyft to get home while others drive themselves home? Marginal thinking

Those who take a ride share home may have had too much alcohol to drink during their meal and do not want to cause an accident. Hopefully those who drive home have not had any alcohol during the meal.

this statement is true.

forests are public goods, available for everybody. when usage of such a good becomes interesting for consumers and its usage increases, there can be a risk of overexploitation. it is a non rival good therefore, if one person consumes the good it does not reduce the availability for subsequent consumers.

these caracteristics require the establishment of measures in order to prevent the destruction of a commonly owned space, for example, to restrict the amount of people that have access to the same time.