In this revision video we look at the economics of speculative bubbles in financial markets. A bubble exists when the market price of something is driven well above what it should be, usually due to the herd behaviour of consumers / investors especially in financial markets. Good examples to quote in exams of speculative bubbles •TULIP BUBBLE IN THE 17TH CENTURY •GOLD RUSHES IN THE LATE 19TH CENTURY •REAL ESTATE (HOUSING) BUBBLES •DOT COM BOOM FROM 1997-2000 •JAPANESE PROPERTY AND EQUITY BUBBLE •CRYPTO-CURRENCIES #aqaeconomics #ibeconomics #edexceleconomics