Correspondent: Dr Philip Wales

Ed Humpherson to Philip Wales: Assessment of Northern Ireland Business Expenditure on Research and Development statistics

Ed Humpherson, Office for Statistics Regulation to Dr Philip Wales, Northern Ireland Statistics and Research Agency

Ed Humpherson to Philip Wales: Regulatory guidance on collecting and reporting data about sex and gender identity in official statistics

Ed Humpherson, Office for National Statistics to Dr Philip Wales, Northern Ireland Statistics and Research Agency

Ed Humpherson to Philip Wales: NISRA outputs consultation

Ed Humpherson, Office for Statistics Regulation to Dr Philip Wales, Northern Ireland Statistics and Research Agency

Philip Wales to Ed Humpherson: NISRA outputs consultation

Dr Philip Wales, Northern Ireland Statistics and Research Agency to Ed Humpherson, Office for Statistics Regulation