28.2 Indicate whether the following actions increase, decrease, or cause no change in a company’s cash balance.

a. Interest rates paid on money-market securities rise.

b. Commissions charged by brokers increase.

c. The compensating-balance requirement of a bank is lowered.

d. The cost of borrowing decreases.

e. The firm’s credit rating declines.

f. Direct fees for banking services are established.