A copper project is considered for extraction with a total reserve base of 1,280,000 tonnes. The combined mining and metallurgical recoveries is given at 90%. Mineral economists based on commodity exchange price projections put the finished copper price variations with inherent copper grade scheduling as follows: The following constitutes the other information for the copper project: For the this project (i) Attach a fair market price to the project based on value maximization concept (ii) Determine the project's viability in terms of contribution made to shareholder's value. (iii) Estimate the effective tax rate for the project based on applied taxation instruments of MRT and CIT