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Consider the following economy with three goods where quantity produced and prices for each good is shown for three years. The base price is 2018. Year Price Quantity Price Quantity Price Quantity of phones of phones of milk of milk of shoes of shoes 2018 16 100 200 8 50 2019 20 90 250 10 50 2020 25 90 250 15 50 (i) Calculate nominal GDP in 2018, 2019 and 2020 (ii) Using the fixed-weight method and 2018 as the base year, calculate real GDP in 2018, 2019, 2020 (iii) Using the fixed-weight method, what is the year-over-year real GDP growth in 2019 and 2020 (iv) Using the Chain-weighted method, calculate the year-over-year real-GDP growth in 2019 and 2020 (v) Using the value of real GDP from the chain-weighted method, find the implicit GDP price deflator in 2019