Background
Changes
More companies than ever
^^Science Parks and Research Parks^^ have grown to accommodate the increase in companies - ^^new roads, buildings and services^^ have been created (e.g ^^Harwell Campus Research Park has built an innovation centre and 1,400 homes for employees^^)
Companies have grown and expanded (e.g ^^Oxford Instruments grew from a small company in 1959 to a global company in 2000s^^)
Regional significance
National significance