| 260 |      1 | //val urban_deltas = get_deltas(get_prices(List("GOOG", "AAPL"), 2010 to 2012))
 | 
| 281 |      2 | /*
 | 
| 268 |      3 | def myassert(cond : => Boolean) = {
 | 
|  |      4 |   try {
 | 
|  |      5 |     assert(cond)
 | 
|  |      6 |   } catch { 
 | 
|  |      7 |     case _ : Throwable => System.exit(1)
 | 
|  |      8 |   }
 | 
|  |      9 | }
 | 
| 281 |     10 | */
 | 
| 268 |     11 | 
 | 
|  |     12 | val ds_urban = List(List(Some(-0.03573991804411003), Some(0.539974575389325)), 
 | 
|  |     13 |                     List(Some(0.10103414222249969), Some(0.24777764141006836)))
 | 
| 260 |     14 | 
 | 
|  |     15 | 
 | 
|  |     16 | 
 | 
| 281 |     17 | assert(CW6b.yearly_yield(ds_urban, 100, 0) == 125)
 | 
|  |     18 | assert(CW6b.yearly_yield(ds_urban, 100, 1) == 117)
 |