Actually execs have less job security than the third group. The execs' value is largely tied to their existing employer (vs. having transferable skills like the

Actually execs have less job security than the third group. The execs' value is largely tied to their existing employer (vs. having transferable skills like the third group), and they are very vulnerable to random reorgs within the company, so it is not uncommon for them to be fired and not be able to find something comparable somewhere else.