for european option,the holder can only exerc**e options at maturity.since the holder has the right,not obligation,therefore he or she need to pay premium for the option. the buyer(or seller)of a futu...
abstract: analys** of intermediary business of china's commercial banks operating status of the main problems, causes of the problem analys**, combined with the wealth of china's business environment ...
th** system ** an online bookstore system, realize selling online on internet of books. internet development at full speed, has brought the great change to people's life, it ** the appearance of o...