Humans Versus Nonhumans

• Lam: focus on humans

• The average human in 2013 is better off than the average human in 1960

Nonsustainable Use of Resources

• Becker: feeding extra 4 billion people = required extensive use of non-renewable resources

• Aquifers - lack of property rights

• Lam: we won’t run out of resources that have clear property rights (oil)

• Market forces

• Deforestation: solution = need institutional change

Valuing Future Generations

• Becker: concerned about future generations

• Lam: parents care

• Humans did something remarkable