Base Period

AAA

DEFINITION of 'Base Period'

A particular time period for which data is gathered and used as a benchmark against which economic data from other periods is measured.

Also referred to as "reference period."

INVESTOPEDIA EXPLAINS 'Base Period'

Think of this as a yardstick for economic data. For example, if a price index has a base year of 1990, current prices are being compared to prices in that time period.

RELATED TERMS
  1. Base-Year Analysis

    1. The analysis of economic trends in relation to a specific ...
  2. Consumer Price Index - CPI

    A measure that examines the weighted average of prices of a basket ...
  3. Index

    A statistical measure of change in an economy or a securities ...
  4. Economy

    The large set of inter-related economic production and consumption ...
  5. Gross Domestic Product - GDP

    The monetary value of all the finished goods and services produced ...
  6. Sharpe Ratio

    A ratio developed by Nobel laureate William F. Sharpe to measure ...
RELATED FAQS
  1. What is the variance/covariance matrix or parametric method in Value at Risk (VaR)?

    The parametric method, also known as the variance-covariance method, is a risk management technique for calculating the value ... Read Full Answer >>
  2. What is backtesting in Value at Risk (VaR)?

    The value at risk is a statistical risk management technique that monitors and quantifies the risk level associated with ... Read Full Answer >>
  3. How much variance should an investor have in an indexed fund?

    An investor should have as much variance in an indexed fund as he is comfortable with. Variance is the measure of the spread ... Read Full Answer >>
  4. Can the correlation coefficient be used to measure dependence?

    The correlation coefficient can be used to measure the linear dependence between two random variables. The most common correlation ... Read Full Answer >>
  5. How do you calculate variance in Excel?

    To calculate statistical variance in Microsoft Excel, use the built-in Excel function VAR. Given a set of numbers value1 ... Read Full Answer >>
  6. How do I discount Free Cash Flow to the Firm (FCFF)?

    Discounted free cash flow for the firm (FCFF) should be equal to all of the cash inflows and outflows, adjusted to present ... Read Full Answer >>
Related Articles
  1. Economics

    Economics Basics

    Learn economics principles such as the relationship of supply and demand, elasticity, utility, and more!
  2. Options & Futures

    The Consumer Price Index: A Friend To Investors

    As a measure of inflation, this index can help you make key financial decisions.
  3. Options & Futures

    Explaining The World Through Macroeconomic Analysis

    From unemployment and inflation to government policy, learn what macroeconomics measures and how it affects everyone.
  4. Retirement

    Economic Indicators To Know

    The economy has a large impact on the market. Learn how to interpret the most important reports.
  5. Fundamental Analysis

    Explaining Expected Return

    The expected return is a tool used to determine whether or not an investment has a positive or negative average net outcome.
  6. Economics

    Understanding the Fisher Effect

    The Fisher effect states that the real interest rate equals the nominal interest rate minus the expected inflation rate.
  7. Fundamental Analysis

    Explaining the Geometric Mean

    The average of a set of products, the calculation of which is commonly used to determine the performance results of an investment or portfolio.
  8. Investing

    The Labor Market Recovery’s Missing Ingredient

    Job creation is running at the fastest pace since the 90s, and there is some evidence that wage growth is finally starting to accelerate, albeit modestly.
  9. Trading Strategies

    Best Undergraduate Degrees For Day Traders

    We look at some popular undergrad majors for those wanting to begin a career in the exciting world of fast-paced trading.
  10. Fundamental Analysis

    Explaining Standard Error

    Standard error is a statistical term that measures the accuracy with which a sample represents a population.

You May Also Like

Hot Definitions
  1. Wash Trading

    The process of buying shares of a company through one broker while selling shares through a different broker. Wash trading ...
  2. Fixed-Income Arbitrage

    An investment strategy that attempts to profit from arbitrage opportunities in interest rate securities. When using a fixed-income ...
  3. Venture-Capital-Backed IPO

    The selling to the public of shares in a company that has previously been funded primarily by private investors. The alternative ...
  4. Merger Arbitrage

    A hedge fund strategy in which the stocks of two merging companies are simultaneously bought and sold to create a riskless ...
  5. Market Failure

    An economic term that encompasses a situation where, in any given market, the quantity of a product demanded by consumers ...
  6. Unsystematic Risk

    Company or industry specific risk that is inherent in each investment. The amount of unsystematic risk can be reduced through ...
Trading Center