Not all business practices are ethical, they also are unfair with their exchanges between smaller and larger economies.
I believe the answer is: enable researchers to collect a wider array of data
Observing is being done by paying attention to the subjects. The amount of data that can be obtained is limited to the things that shown by the subject. Questioning is being done by asking the subject directly. So, we can ask the subject on why they do what they did and obtain a more deep and profound data compared to observing.
A bill can only become a law if it is passed by a majority vote in the House of Representatives and the Senate. The bill must be agreed to in identical form by both chambers, and given Royal Assent by the Governor-General. It is then known as an Act of Parliament.
