Complex sentence: He previously worked for the UK Government Economic Service at the Scottish Executive working for the Office of the Chief Economic Adviser and Department of Finance, where he contributed to the Scottish Executive Economic Discussion Paper Series with a publication on "Infrastructure Investment & Economic Growth".
Split into simpler sentences: He previously worked for the UK Government Economic Service at the Scottish Executive working for the Office of the Chief Economic Adviser and Department of Finance. He contributed to the Scottish Executive Economic Discussion Paper Series with a publication on "Infrastructure Investment & Economic Growth".