What does it mean if the Dow Jones Industrial Average goes down?

The DJIA is simply a reflection of the weighted average of the stock prices and can be considered a price in itself. If the quote moves down by 80 points at the time of closing, it means you can get the stocks for $80.00 less (taking into account the divisor) and they are less valuable than the previous day

Explanation:

If the quote moves down by 80 points at the time of closing, it means you can get the stocks for $80.00 less (taking into account the divisor) and they are less valuable than the previous day.

the main objectives of the progressive movement were eliminating problems caused by industrialization, urbanization, immigration, and political corruption.