Match the expressions with the words of colour to its definition. 1. red tape A. unofficial trading that avoids payment of tax 2. golden handshake B. area used for building where there was already so me building or industrial activity before. 3. green shoots C. well known, successful company whose shares are very safe 4. blue-chip D. official rules that seem complicated and unnecessary 5. black economy E. someone who buys shares in a company to prevent another company taking it over 6. brown-field site F. the first signs of economic improvement after a recession 7. white knight G. generous payment to a senior employee who leaves the compan y