Ferrari’s shares fell 15% on Thursday on disappointment over the luxury carmaker’s new long-term financial targets, taking the shine off the unveiling of the technology behind  its first electric car . The share price drop wiped 13.5 billion euros ($15.67 billion) from Ferrari’s market capitalization. The automaker set a revenue target of 9 billion euros ($10.4 billion) for 2030, an increase on its 7.1 billion euro forecast for this year, but a less ambitious figure than the market had been