SFoyil

if you capitalized an expense - you would have a higher asset base, a depreciation expense each period instead of a big expense in this current period.
so in the year of expensing the asset - you would have a lower net income vs. if you had capitalized the same.
So NI(Expensing)
Now Asset(Expensing)  
Total Asset Turnover = Net Sales / Total Assets.
Assuming Same level of Sales - since Asset(Expensing)