What was the main reason why australia's economy collapsed right before the great depression began?

The government made poor decisions, is the right answer.

Explanation:

The Great Depression of the 1930's badly hit Australia, but the main reason why the economy of Australia collapsed right before the Great Depression was that the government of Australia made poor decisions. Throughout the period of the Great Depression, Australia experienced years of extraordinary unemployment, falling incomes, low profits, poverty, lost opportunities for financial growth and individual improvement.

in mcculloch v. maryland (1819) the supreme court ruled that congress had implied powers under the necessary and proper clause of article i, section 8 of the constitution to create the second bank of the united states and that the state of maryland lacked the power to tax the bank.

gibbons v. ogden, (1824), was a landmark decision in which the supreme court of the united states held that the power to regulate interstate commerce, granted to congress by the commerce clause of the united states constitution, encompassed the power to regulate navigation.

warfare was the primary means of cultural transmission in both regions.