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)

     8 

     9 

    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") 

    13 

    14 val urban_rstate_res = CW6c.investment(urban_rstate_portfolio, 1978 to 2017, 100)

    15 val urban_blchip_res = CW6c.investment(urban_blchip_portfolio, 1978 to 2017, 100)

    16 

    17 // the rstate value is 30895 because of a faulty ESS.cvs file

    18 

    19 // if you round after each year to a Long you get 30895 and 349597

    20 // if you work with doubles until the end and then round to a Long you get 30937 and 355204

    21 

    22 assert((urban_rstate_res > 30885 && urban_rstate_res < 30905) ||

    23        (urban_rstate_res > 30927 && urban_rstate_res < 30947))

    24 

    25 assert((urban_blchip_res > 349587 && urban_blchip_res < 349607) ||

    26        (urban_blchip_res > 355194 && urban_blchip_res < 355214))