Simplify the following text for a Grade 11 native English-speaking person.
Original: Zanzibar 's clove industry has been crippled by a fast-moving global market , international competition and a hangover from Tanzania 's failed experiment with socialism in the 1960s and 1970s , when the government controlled clove prices and exports .
Simplified: Tanzania 's failed experiment with socialism in the 1960s and 1970s , when the government controlled clove prices and exports , is also a factor .