{"product_id":"9780471492894","title":"Option Theory (Wiley Finance)","description":"\u003cp\u003eOptions are a financial instrument that allows the purchaser of the option to either buy or sell shares or commodities on a specified date in the future, but there is no obligation to do so (hence, option). The purchaser must pay a premium to the seller but should the market go against the purchaser there is no requirement to exercise the right.\u003c\/p\u003e","brand":"John Wiley \u0026 Sons Inc","offers":[{"title":"Default Title","offer_id":48678188876011,"sku":"00000_00000_00000_00000","price":357.08,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/4484\/5803\/files\/9780471492894-1.jpg?v=1785756209","url":"https:\/\/kinokuniya.com.sg\/zh\/products\/9780471492894","provider":"Books Kinokuniya Singapore","version":"1.0","type":"link"}