Conversation so far:
who controlled panama before the us stepped in
Before the US, Panama was dependent on Colombia
when did panama declare independece from colombia
Panama declared  independence from Colombia on November 3, 1903
what is panama's main economic source
Panama's economy, because of its key geographic location, is mainly based on a well-developed service sector, especially commerce, tourism, and trading.

Question: did giving away the canal affect the country's economy
Self-contained rewrite: did the handover of the canal affect Panama's economy