Alternative Investments

[chrisglo]

Hi all,
On page 118 of CFA text question 31, the 0.9 is added back why is this so?
Thanks

 

[cpk123]

Roll return= Change in Futures Price - Change in Spot = (40.76 - 39.07) - 0.9 = 0.73
Spot return = 0.90 (change in spot)
Collateral Return = 0.15
total return = sum of above.

 

[chrisglo]

Thank you CPK