In some cases, one wonders what some highly compensated top executives were doing to earn their pay given their public statements and testimonies subsequent to the decline of their companies.
Everyone knows what the executives are paid to give their statements. 
mnli hypothesis: Everyone knows what the executives are paid to give their statements.  premise: In some cases, one wonders what some highly compensated top executives were doing to earn their pay given their public statements and testimonies subsequent to the decline of their companies.