Complex sentence: Khozraschyot introduced the necessity in accountability and profitability, as well as motivation in thrifty expenditures and provided reals means for implementing a catch phrase "Economics must be economical", attributed to Leonid Brezhnev, a subject of mockery.
Split into simpler sentences: Khozraschyot introduced the necessity in accountability and profitability, as well as the motivation in thrifty expenditures. It attempted to provide real ways and means for implementing a catch phrase "Economics must be economical", attributed to Leonid Brezhnev, a subject of mockery.