David Lantsman

Research Manager, Customer Insights & Analysis

This IDC study provides a detailed description of IDC's worldwide vertical industry and company size methodology and taxonomy. It should be used as a companion piece for IDC's Worldwide Wallet and all of IDC's worldwide vertical research. T...
This IDC Market Perspective provides a detailed description of IDC's Worldwide Wallet methodology. It outlines the key inputs and approach to developing account-level technology spending estimates and explains the relationship with IDC's Wo...
This IDC Pivot Table is the current release of IDC's U.S. IT Spending Guide: State, covering updated forecasts for IT spending segmented by 16 vertical markets, 14 technologies (across hardware, software, and services), and all 50 states in...
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Analyst Location

United States


Global IT and economic markets


North America, Worldwide