| San Francisco | Durham | |
| Apartment (1 bedroom) outside of centre | USD 1 879.63 | USD 550.00 |
| Combo meal at McDonalds | USD 6.00 | USD 6.00 |
| Water bottle (0.33 liter) | USD 1.63 | USD 1.00 |
| 1 Pair of men leather shoes | USD 91.25 | USD 60.00 |
| 1 Pair of Nike shoes | USD 73.08 | USD 70.00 |