| 130 |      1 | 
 | 
|  |      2 | val urban_prices = List(List(Some(311.349976), Some(27.505054)), 
 | 
|  |      3 | 			List(Some(300.222351), Some(42.357094)), 
 | 
|  |      4 | 			List(Some(330.555054), Some(52.852215)))
 | 
|  |      5 | 
 | 
|  |      6 | 
 | 
|  |      7 | assert(CW6c.yearly_yield(CW6c.get_deltas(urban_prices), 100, 0) == 125)
 | 
| 135 |      8 | 
 | 
|  |      9 | 
 | 
| 137 |     10 | val urban_blchip_portfolio = List("GOOG", "AAPL", "MSFT", "IBM", "FB", "AMZN", "BIDU")
 | 
|  |     11 | val urban_rstate_portfolio = List("PLD", "PSA", "AMT", "AIV", "AVB", "BXP", "CCI", 
 | 
|  |     12 |                                   "DLR", "EQIX", "EQR", "ESS", "EXR", "FRT", "GGP", "HCP") 
 | 
| 135 |     13 | 
 | 
|  |     14 | 
 | 
| 137 |     15 | assert(CW6c.investment(urban_rstate_portfolio, 1978 to 2017, 100) == 30839)
 | 
|  |     16 | assert(CW6c.investment(urban_blchip_portfolio, 1978 to 2017, 100) == 349597)
 |