Gartner Research

Market Definitions and Methodology: IT Markets

Published: 01 May 2013

ID: G00250904

Analyst(s): Cecile Drew, Ken Newbury


The research methodologies, segmentation, definitions and metrics used for quarterly published IT spending forecast statistics are detailed and updated in this report.

Table Of Contents

What You Need to Know



  • Market Share and Market Sizing Methodology
  • Forecast Methodology
    • Forecast Methodology Overview
  • Publications
    • Forecast Publications
    • Market Share Publications
    • How to Use Market Statistics


  • Exchange Rates
    • Current- and Constant-Dollar Reporting

High-Level Definitions and Segmentation

  • Overall IT
  • Enterprise IT Spending
  • Product/Service Category
  • Geography
  • Vertical Industry
    • Vertical Industry Market Segmentation
  • Size of Business

Recommended Reading

©2020 Gartner, Inc. and/or its affiliates. All rights reserved. Gartner is a registered trademark of Gartner, Inc. and its affiliates. This publication may not be reproduced or distributed in any form without Gartner’s prior written permission. It consists of the opinions of Gartner’s research organization, which should not be construed as statements of fact. While the information contained in this publication has been obtained from sources believed to be reliable, Gartner disclaims all warranties as to the accuracy, completeness or adequacy of such information. Although Gartner research may address legal and financial issues, Gartner does not provide legal or investment advice and its research should not be construed or used as such. Your access and use of this publication are governed by Gartner’s Usage Policy. Gartner prides itself on its reputation for independence and objectivity. Its research is produced independently by its research organization without input or influence from any third party. For further information, see Guiding Principles on Independence and Objectivity.

Already have a Gartner Account?

Become a client

Learn how to access this content as a Gartner client.