$16.35 is the new hourly wages. $15 increase by 9% is 16.35
Answer:
Index funds are mutual funds, but instead of owning maybe twenty or fifty stocks, they own the entire market. (Or, if it's an index fund that tracks a specific portion of the market, they own that portion of the market:)
For a competitive retailer to get a consumer's patronage, they should implement strategies of attracting their consumers of which will likely gain their support and make their consumers many than of their competitors. An example of this is by having to offer discounts in means of attracting other consumers to buy their products as a means of having to gain their support.