In a pair of recently announced transactions totaling nearly $1 billion and involving two of the leading companies in the legal and business information sector, Thomson Reuters is selling a business unit and Reed Elsevier is buying one.

Reed Elsevier, owner of the LexisNexis legal research service, announced Monday that it will acquire Skokie, Ilinois–based legal and financial data provider Accuity Holdings from private equity firm Investcorp for about $533 million in cash.