Joint responsibity is sometimes difficult to fathom. I suspect both Roush and Elio share the responsibility to get to production and that includes when and HOW to hire to meet obligations such as the Parrish EMPLOYMENT agreements (which require 1500 employees). Contractors may or may not qualify.
There's a lot of non automotive "engineering" required to operate an automotive company.
There's a lot of non automotive "engineering" required to operate an automotive company.