Indexes: a method of tracking the performance of a group of assets in a standardized way.In the financial markets, indices are used as a point of comparison to evaluate the performance of an investment.

Index fund: is a type of mutual fund or exchange-traded fund (ETF) with a portfolio constructed to match or track the components of a financial market index.

Inflation: Inflation is a steady and generalized increase in prices, which can be translated as a decrease in purchasing power over time.

Investment: is the acquisition of a good or asset to obtain short, medium or long term profits.

Investment strategies: these are the various actions and procedures designed to guide a user in making the best investment decisions.

Investment Horizon: is the period of time that an investment is expected to be held until it needs to recover the money. Generally, these funds offer broad market exposure, low operating expenses and low portfolio fluctuation.

Investment simulator: is a simulated operation that allows the investor to practice buying and selling assets without risking real money.

IOF: IOF (Tax on Financial Transactions) is a federal tax levied on all financial transactions carried out in Brazil.

IPO: An initial public offering (IPO) is when a company's shares are sold for the first time to the public, usually through the stock exchange.