Breaking down the question
The question has three linked commands. Examine the importance asks for the significance of development planning within the framework of India's mixed economy. Analyze its problems demands a critique of how planning has functioned. And prospects invites a forward-looking judgement about its future in a liberalised order.
Development planning here means the state-directed, Five-Year-Plan model adopted from 1951, operating within a mixed economy that combined a large public sector with a regulated private one. The Indian vision of social change ran through this instrument: planning was the chosen route from a backward agrarian society to a modern, self-reliant, socially just nation.
The candidate must therefore weave three strands — the rationale and importance of planning, its recurring failures, and its evolving role — into a single coherent argument. The note on development planning and the mixed economy provides the conceptual foundation.
How to approach it
Structure the answer around the three demands. First establish the importance: why a newly independent, capital-scarce, unequal society chose planning and a mixed economy as its vision of social change — mobilising savings, building heavy industry, correcting market failure and pursuing equity. Ground this in the Nehru-Mahalanobis model.
Then turn to problems: bureaucratic rigidity, the licence-permit regime, neglect of agriculture and human development in the early plans, regional imbalance and the slow Hindu rate of growth. Mark the watershed of 1991.
Finally address prospects: the shift from directive to indicative planning, the replacement of the Planning Commission by NITI Aayog, and the enduring case for planning as strategic coordination for equity, welfare and sustainability. Conclude with a balanced verdict — the form has dated, the function survives.
Model answer
Development planning was the institutional heart of India's post-Independence vision of social change. Confronting mass poverty, a weak industrial base and glaring inequality, the state chose neither pure capitalism nor full collectivism but a mixed economy in which a commanding public sector and a regulated private sector would together drive modernisation. The instrument was the Five-Year Plan.
The importance of planning. In a capital-scarce society, the market alone would not finance the long-gestation, low-return investment that industrialisation required. Planning mobilised national savings and channelled them into heavy industry, power, irrigation, steel and scientific institutions — the Nehru-Mahalanobis strategy of building a self-reliant industrial base. Beyond growth, planning carried a normative charge: a commitment to equity and social justice, directing resources to backward regions, weaker sections and public goods the market neglects. It expressed, in short, the belief that social change could be consciously steered by a developmental state.
The problems. Yet the record was mixed. Rigid, target-bound planning bred a licence-permit-quota raj that fostered inefficiency, bureaucratic rent-seeking and a captive private sector. The early emphasis on heavy industry neglected agriculture, employment and human development — literacy and health lagged, and food shortages persisted until the Green Revolution. Ambitious targets were routinely missed; growth stagnated at the so-called Hindu rate of growth; and centralised planning aggravated regional imbalance while leaving poverty widespread. Implementation was weak, and the plans often reflected elite priorities rather than grassroots needs.
The turning point and prospects. The fiscal crisis and 1991 liberalisation dismantled much of the command apparatus, opening the economy to markets, competition and private investment. Planning did not vanish but changed character. The replacement of the Planning Commission by the NITI Aayog in 2015 signalled a decisive move from directive, resource-allocating planning to indicative, advisory coordination within a cooperative federal framework, giving states a larger voice.
A balanced assessment. The classical model of centralised, target-setting planning has indeed lost relevance in a market-driven economy. But planning as strategic guidance endures. Markets do not on their own deliver health, education, environmental protection, regional balance or the eradication of poverty. Amartya Sen's argument that development is the expansion of human capabilities shows why public planning for human development remains indispensable, and the challenges of inequality and sustainability make coordinated public action more, not less, necessary.
Development planning is therefore best judged not as a failed experiment but as an evolving one. Its Nehruvian form — directive, centralised, industry-first — has been superseded, yet its underlying function, steering growth towards equity and sustainability that the market alone will not secure, remains central to India's vision of social change.
Examiner's perspective
The commonest weak answer chooses a side — either eulogising Nehruvian planning or dismissing it wholesale after 1991 — and so fails the three-part command. The examiner is looking for a candidate who can hold importance, problems and prospects together in one argument and distinguish the form of planning that has dated from the function that survives.
A high-scoring answer roots planning in the mixed-economy vision of social change, credits its role in building the industrial base and pursuing equity, delivers a sharp critique through the licence raj, neglect of agriculture and regional imbalance, and then traces the shift to indicative planning under NITI Aayog. The strongest answers close by invoking Sen on capabilities to argue that planning as strategic coordination remains relevant — turning policy narration into sociological argument. Marks are also gained by mentioning the Mahalanobis model by name and by dating the 1991 and 2015 turning points precisely.