Which of the following companies is likely to have a higher beta, and thus a higher cost of capital? a. An auto manufacturer who runs an assembly line with union workers b. A "high-tech" auto...

Which of the following companies is likely to have a higher beta, and thus a higher cost of capital?

a. An auto manufacturer who runs an assembly line with union workers

b. A "high-tech" auto manufacturer with a fully automated line requiring only a handful of non-union workers.