What are the key considerations in cost vs benefit economics when evaluating the feasibility of a new project?

When evaluating the feasibility of a new project, key considerations in cost vs benefit economics include analyzing the potential costs involved in implementing the project against the expected benefits or returns it will generate. It is important to assess whether the benefits outweigh the costs and if the project is financially viable in the long run. Other factors to consider include the time frame for realizing returns, potential risks, and the overall impact on the organization's financial health.