Answer:
A. reliable secondary data is both scarce and difficult to
Explanation:
Primary data are data collected or retrieved from the source. These data are obtained directly by researchers from the source where the data emanate from. Examples of primary data are survey, interview, group discussion.
Secondary data are data collected by other people other than the source or user. Examples are reports, news paper articles, journals etc.
Most international researchers collects their own primary data because of the difficulty and scarcity of collecting reliable secondary data. Both types of data are important though but the difficulties in obtaining those reliable secondary data prompts the collection of primary data.
These researchers goes to the root or source of the data to be collected because their findings will eventually be relied upon by users like individuals, government, corporate organizations, schools etc. Relying on secondary data might be hard because they might have be tampered with or altered which may not reflect the true nature of the data.
I believe the answer is <span>ban the use of hazardous chemicals by industries.
This happen because the benefit of using several hazardous chemicals actually exceeds the risk of damage that it potentially cause to the environment (For example, Plutoniom that is used as a substance material to make energy generating nuclear reactor)</span>
Answer:
They appear to be giving back to the community with food to help the hungry or the homeless.
Explanation:
In the paragraph above they mention practicing. Greenwashing can make a company appear to be more environmentally friendly than it really is. My hope is panera really is doing this for the greater good.
Answer:
The price of trucking services would fall until equilibrium prices are reached. Only normal profit would be earned in the long run
Explanation:
A perfect competition is characterized by many buyers and sellers of homogenous goods and services. Market prices are set by the forces of demand and supply. There are no barriers to entry or exit of firms into the industry.
In the long run, firms earn zero economic profit. If in the short run firms are earning economic profit, in the long run firms would enter into the industry. This would drive economic profit to zero.
Also, if in the short run, firms are earning economic loss, in the long run, firms would exit the industry until economic profit falls to zero.
