sentences:  The Continental Illinois National Bank and Trust Company experienced a fall in its overall asset quality during the early 1980s.Tight money, Mexico's default (1982) and plunging oil prices followed a period when the bank had aggressively pursued commercial lending business, Latin American syndicated loan business, and loan participation in the energy sector.Complicating matters further, the bank's funding mix was heavily dependent on large certificates of deposit and foreign money markets, which meant its depositors were more risk-averse than average retail depositors in the US.