Which president believed in the principle of trickle-down economics?

How did william penn come on possession of land in the new world

What tactic did palestinians use against israel in 1987

President of the united states has scheduled a cabinet meeting today to discuss energy policy with specific focus on pollution and global warming. given what you know of the executive branch, which group of attendees would the president most likely expect to provide up-to-date information and expert insight during this meeting?