Complex sentence: He joined the IMF at the beginning of 1976 and became chief of the Special Drawing Rights (SDR) division in the Finance Department in 1983 and has published one book and over a dozen articles on the SDR.
Split into simpler sentences: He joined the IMF at the beginning of 1976 and became chief of the Special Drawing Rights (SDR) division in the Finance Department in 1983. He has published one book and over a dozen articles on the SDR.