As part of Budget 2018, the Government of Canada introduced the Canada Workers Benet {CWB} that will take affect starting on J anuarjar 1, 2019. The CWB is a tax credit that supplements the earnings of low-income workers. For a single individual, the structure of the CWB is as follows. I No credit for earnings loss than or equal to $3,000 a A 26% credit on each dollar of income earned over $3,000 up to a maximum of $1,355 I The maximum credit is reduced by 12% for each dollar eared above $12,820 Based on these parameters, please answer the following. (a) What is the "phase in" region for the CWB? In other words, what is the income range over which workers reoeive a CWB subsidy? [6 marks] (b) What is the "break even" level of earnings above which a single worker no longer receives a CWB subsidy? [6 marks] (c) Based on your answers to parts (a) and (b) and the parameters of the CWB, draw a gure showing the budget constraint of a single worker under the CWB. Your gure should clearlyr label the x-axis, y-axis and the income cutoffs Ba, 31 and BE. [6 marks] (d) In one paragraph or loss.J explain how the CWB affects the incentive to work for (i) individuals with earnings below Bu, (ii) individuals with earnings between 30 and B], (iii) individuals with earnings between BI and Bz, and (iv) individuals with earnings above 3;. [7 marks]