Only if there is some special reason for it: the lower paid one might be an apprentice; the higher paid one may have special skills. There can be many more reasons for it. Perhaps you have read The Bible story about such a matter.
Absolutely. But be prepared for (a) resentment, or worse, from the other worker (b) an exit from the job in the near future.
A company might do this if they value a particular employee a lot. For example, the particular employee might have a lot of experience in the job, be more productive, or commit less errors.
There may be many reasons for it - some good, some bad and some in between: One of them is the owner's relative; The higher paid worker is more skilled (or faster); The two workers may be in different locations - with different employment rates and costs of living (that is the whole point of multinationals sourcing overseas!). The firm may have to justify its decision to anti-discriminatory agencies.
The marginal benefit will be the value added by that one hour of work. Say the worker is an economist and produces $50 worth of service work in that hour for the firm. The marginal benefit would be $50. If the worker is in production and spins $10 worth of thread into fabric the firm can sell for $100, then the value added (and the marginal benefit) is $90.
An assembly line worker earns about $11,90 an hour. Most people who have this job will move on to another career after a period of twenty years.
8.60 an hour
I do not know what a contrusion worker is but a construction worker gets paid anything from minimum wage (in the US about $8 an hour to well over $50 an hour if he/she is good and has specialized skills.
if it isn't, it SHOULD beAnswer:It depends on the circumstances. Any of these following points would justify a pay differential:has the one worker been their longer and is higher in the pay scale because of thisis one worker better than the other (does the job better)is one worker union and the other notis one worker a tempis one worker in training
About $400 every hour
A health unit worker works an 8 hour shift 7 days a week.
13.77 an hour
$10.73 per hour