How effective do you believe this fireside chat was in re-establish confidence in the banking system?

The fireside chat was really effective in establishing confidence in the banking sector because after president Roosevelt's speech most investors who were initially scared of a possible failure in the banking system decided to trust the words of the president.

Explanation:

At the time, the U.S. was at the lowest point of the Great Depression, with about 33 percent of the workforce unemployed. The nation was worried, and Roosevelt’s address was made to ease fears and to inspire confidence in his leadership. Roosevelt went on to deliver 30 more of these broadcasts between March 1933 and June 1944. They reached an astonishing number of American households, 90 percent of which owned a radio at the time.

Journalist Robert Trout coined the phrase “fireside chat” to describe Roosevelt’s radio addresses, invoking an image of the president sitting by a fire in a living room, speaking earnestly to the American people about his hopes and dreams for the nation. In fact, Roosevelt took great care to make sure each address was accessible and understandable to ordinary Americans, regardless of their level of education.

the answer is: must pay taxes on profits

since it is considered as a part of your income, profits from investments is eligible for tax payment.

the tax from your investment could be influenced by how long you decided to sell it. united states promotes keeping your investment for long term period. so, the tax rate for investments that you sell in less than one year is typically higher compared to investments that you sell in more than one year period.