explain the following terms in finance

shareholder's wealth
debentures
leasing
gearing
convertible loan stock
portfolio theory/diversification
overtrading
time value of money
issuing houses

I think the answers might be in your textbook.

premium share value
preference share
hedgingspot rate
average cost of capital
capital asset pricing model

i think the answers might be in your textbook.

Which textbook are you referring to?

The thread is a year and a half old -- I don't think they're going to answer.