Segment analysis for a service company Charles Schwab Corporation (SCHW) is a large brokerage and wealth management company that operates in two segments: Investor Services and Advisor Services. In recent finandial statements, Schwab reported the following (in millions): a. The 1 segment serves the retail customer, you and me. These are the brokerage, Internet, and mutual fund secvices used by individual Investors. The segment includes the same services provided for financial insbtutions, such as banks, mutual fund managers, insurance componies, and pension plan administrators. b. Indicate whether the following costs are a "Variable Cost" or a "Fixed Cost" in the "Investor Services" segment: 1. Commissions to brokers 2. Fees paid to exchanges for executing trades 3. Depreciation on brokerage offices 4. Transaction fees incurred by Schwab mutual funds to purchase and sel shares 5. Property taxes on brokerage offices 6. Deprecution on brokerage office equioment, such as computers and computer networks a. The segment serves the retail custamer; you and me. These are the brokerage, Internet, and mutual fund services used by individual Investorsi. The segment includes the same services provided for financial institutions, such as banks, mutual fund managers, insurance companie: and pension plan administrators b. Indicate whether the following costs are a "Variable Cost" or a "Fixed Cost" in the "Investor Services" segment. 1. Commissions to brokers 2. Fees paid to exchanges for executing trades 3. Depreciation on brokerage offices 4. Transaction fees incurred by Schwab mutual funds to purchase and sell shares 5. Property taxes on brokerage offices 6. Depreciation on brokerage office equipment, such as computers and computer networics 7. Advertising 8. Arnortization of intangible assets c. Estimate the contribution marqin for each segment, assuming depreciation represents the majonty of fixed costs, d. If Schwab decded to sell its "Advisor Services" accounts to another company, estimate how much operating income would dedline under the following assumptions. Assume the fixed costs that serve Advisor investors would not be sold but would be used by the other sector: Assume the fixed assets were "soldti: 5