Your profits are going to be cut down to a reasonably low level by taxation. Your income will be subject to higher taxes. Indeed in these days, when every available dollar should go to the war effort, I do not think that any American citizen should have a net income in excess of $25,000 per year after payment of taxes.
I guess my claustrophobia is incurable - feeling, as I tend to, ill at ease in any closed room, and always tempted to find out what is on the other side of the door.