Related to the Economics in Practice on P

question 90

Multiple Choice

Related to the Economics in Practice on p.464: A recent study by economists at Yale University and the University of Chicago suggests that changing retirement plan enrollment options from "opt-in" systems to "opt-out" systems increased pension plan enrollment after three months of work from ________ percent of workers to ________ percent of workers.

• A)80; 22
• B)10; 100
• C)65; 98
• D)77; 42

---

Definitions:

Public Good

Goods that are non-excludable and non-rivalrous, meaning they can be used by multiple people simultaneously without diminishing availability to others.

Artificially Scarce Good

Goods that are made scarce by artificial means rather than by natural scarcity or inherent limited supply.

Electronic Book

A book publication in digital form, readable on computers or other electronic devices, designed to emulate the experience of reading a printed book.

Common Resources

Resources like fish stocks, forests, and clean air, which are non-excludable but rivalrous, leading to potential overuse and depletion.