The 'International Solar Alliance' was launched at which conference? MCQ with Answer and Explanation

Explanation:
In the long run, the Phillips Curve is vertical at the natural rate of unemployment, indicating no permanent trade-off between inflation and unemployment.

Explanation:
In the long run, all factors of production are variable, and the firm can choose the optimal scale of production; returns to scale become relevant.

Explanation:
Annual Financial Statement shows estimated receipts and expenditure.