Some companies pay wages base on the hours.
Omit base on the hours
, so as to avoid writing redundancy. Everyone knows that wage is according the number of hours.
lower-paying job with shorter hours are would be better by following reasons.
Perhaps, you can add some information at the end of this presentation. Let's say: A lower-paying job with shorter hours would keep employees happy on the job and lower a company's portion of payroll taxes.
Short hours working make
Short-hour work creates
short hours work weekly
Shorter working week/ reducing the working week
First, Short hours working make more free time for people to do their other essential duties...
For the two aforementioned advantages, why don't you try to provide the facts? Belgium and Netherlands have a 30-hour working week, while the overall numbers of German workers puts in 35 hours a week. Those countries ease employees' lives and the economy.
However, the disadvantages of having low-wage cause some problems for the people. By increasing the household expenses, they have to hesitate more about buying some expensive goods and luxuries, they need to manage their living cost and so on.
I think you need to enlarge the discussion about disadvantages of low wages.
If a worker has a minimum wage, then these points might happen: unemployment, cost push inflation, and black market. Those points can be added to support the details.
and so on.
the above stated reasons clearly
These add no value for the presentation. Omit them.