Homework v Screen Time-Crunching the Numbers on Heathcare

3. The average amount an American spends on healthcare varies wildly, depending on where they live. Yet the outcome—average life expectancies—are similar. Dr. Heidi Williams, Career Development Associate Professor in the Department of Economics at Massachusetts Institute of Technology, co-authored a study of millions of Medicare patients’ records. She found that decisions by patients and doctors are responsible for virtually equal shares of the differences in regional spending.