5. Based on the data provided by the U.S. census (www.census.gov), what was the median monthly household income in the United States in 2000 and 2020 (the latest available)? To estimate monthly income, divide annual income by 12. Use nominal income. (Note: this data is available in FRED.) 6. Based on the previous answers, what fraction of income was a typical household paying to buy a house in 2000 and 2021 (using 2020 income)? 7. How do you assess changes in affordability of housing over the last 20+ years? What factor has contributed most to the change? 5. Based on the data provided by the U.S. census (www.census.gov), what was the median monthly household income in the United States in 2000 and 2020 (the latest available)? To estimate monthly income, divide annual income by 12. Use nominal income. (Note: this data is available in FRED.) 6. Based on the previous answers, what fraction of income was a typical household paying to buy a house in 2000 and 2021 (using 2020 income)? 7. How do you assess changes in affordability of housing over the last 20+ years? What factor has contributed most to the change