Your comparison is too local. Given the shortage of people with the capacity and ability to do investigations, if your standard becomes one of public investigation-by-default, the difference in practice isn’t Z public investigations for cases that look as bad ex anteas Nonlinear vs Z private investigations, it’s 1 public investigation for cases that look as bad ex ante as Nonlinear and 0 other investigations, vs Z private investigations.
The benefits of public investigations are visible whereas the opportunity cost of people not doing private investigations is invisible.
Your comparison is too local. Given the shortage of people with the capacity and ability to do investigations, if your standard becomes one of public investigation-by-default, the difference in practice isn’t Z public investigations for cases that look as bad ex ante as Nonlinear vs Z private investigations, it’s 1 public investigation for cases that look as bad ex ante as Nonlinear and 0 other investigations, vs Z private investigations.
The benefits of public investigations are visible whereas the opportunity cost of people not doing private investigations is invisible.