Why was the Louisiana Purchase regarded as one of the greatest real estate deals in history?

Completar fill in the blanks with words from the list based on the panorama cultural video.

About 300 billion dollars in taxes is lost in the united states alone due to an underground economy, which involves paying individuals cash rather than having them on the official payroll. a. true b. false

How did economics delay scientists' first attempts for conservation in each story? describe the political actions that led to successful conservation in both stories. i have them all done but these two. none of my teachers are responding and i just need . i can show both stories.