Problem 4-23 Suppose that every time a fund manager trades stock, transaction costs such as commissions and bid−ask spreads amount to 0.5% of the value of the trade. If the portfolio turnover rate is 65%, by how much is the total return of the portfolio reduced by trading costs? (Round your answer to 2 decimal places.)

are you looking for a specific answer?

answer: a. the kind of population living in your neighbourhood.

the census explorer data tool by the us census bureau allows the user to zoom in on any neighbourhood within the united states and find the kind of people residing in that by race and age.  

the tool needs to needs to be used twice – once in order to find what type of people reside in a neighbourhood, and then to see the age groups of the people in the same neighbourhood.

answer; whoever is willing and able to pay the price;