अंतर्जात विकास सिद्धांत (Endogenous Growth Theory) के अनुसार, देश उच्च आर्थिक विकास दर प्राप्त करेंगे यदि वे निम्न में से किसको बढ़ावा देते हैं?

According to Paul Romer, why do developing nations lag behind in achieving the economic growth of industrialized nations?

Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): The endogenous growth theory examines production functions that exhibit increasing returns to scale. Reason (R): Increasing returns in endogenous growth theory are driven by specialization, investment in human capital, and learning-by-doing. In the light of the above statements, choose the most appropriate answer: