The document discusses key features of India's economic system when it was an underdeveloped country and as it transitioned to becoming a developing country. As an underdeveloped country, India had low per capita income, inequitable income distribution, high poverty rates, a predominant agricultural sector, rapid population growth, unemployment, and technological backwardness. However, over time India saw quantitative gains like rising national income and per capita income. There were also structural changes like a shifting sectoral distribution of domestic product, slow employment changes, and growth in capital goods and financial industries.