The bid prices and offer prices made at the opening of a day's trading on any security or commodity market. The opening prices may not always be identical to the previous evening's closing prices, especially if any significant events or movements in markets in another time zone have taken place during the intervening period.

• intermarket spread swap
• Intermarket Trading System
• intermediary
• intermediate-term
• intermediation
• internal audit
• internal capital generation rate
• internal control
• internal growth
• internal rate of return
• Internal Revenue Code
• Internal Revenue Service
• International Accounting Standards Board
• International Bank for Reconstruction and Development
• International Banking Credit Agency
• international banking facility
• international bond
• International Centre for the Settlement of Investment Disputes
• International Chamber of Commerce
• International Commodities Clearing House
• international commodity agreements
• International Depository Receipt
• International Development Association
• International Finance Corporation
• international Fisher effect