Also, we will collectively call the minimum and maximum points of a function the extrema of the function. So, relative extrema will refer to the relative minimums and maximums while absolute extrema refer to the absolute minimums and maximums.
Cost. More and more advisors are offering this type of service with a monthly retainer. Often they will charge $500-$2,000 upfront for the initial planning phase and then charge a monthly fee of $50 â $300 per month depending on the complexity of your financial needs.
As you can see from chart 3, the average cost for food per month for a family of 4 in this example ranges from about five hundred sixty-four dollars ($564) on a thrifty plan to more than eleven hundred dollars ($1,100) on a liberal plan.