Explain the concept of 'value curve' analysis and provide an example of how it can be applied in business? Using the comparison between traditional taxis and ride-sharing services like Uber or Lyft as a reference point. (2)

In the context of your final project topic, provide four questions that can be used to redefine 'what' in the 'value curve' analysis? (Final project topic is GreenTech Solutions and coming uo with a new business plan during post covid)