Question: Who appoints the chairman of the finance commission?

Disambiguated questions and answers:
context: The Finance Commission (IAST: "Vitta Āyoga") was established by the President of India in 1951 under "Article 280" of the Indian Constitution. It was formed to define the financial relations between the central government of India and the individual state governments. The current Finance Commission has been accused on working on the idea that the state that produces more taxes must be rewarded and support the states that produce less revenue. This was interpreted as commission's sole duty is to not help South Indian states. The Finance Commission (Miscellaneous Provisions) Act, 1951 additionally defines the terms of qualification, appointment and disqualification, the term, eligibility and powers of the Finance Commission. As per the Constitution, the Commission is appointed every five years and consists of a chairman and four other members.
question: Who in general appoints the chairman of the finance commission?
short_answers: the President

President of India

The President of India
wikipage: Finance Commission

context: On 25 July 2017, Ram Nath Kovind took office as the 14th president of India.
question: Who appoints the chairman of the finance commission after 2017?
short_answers: Ram Nath Kovind
wikipage: List of presidents of India

context: No context provided
question: Who appoints the chairman of the finance commission from 2012 to 2017?
short_answers: Pranab Mukherjee

context: Seven presidents have been members of a political party before being elected. Six of these were active party members of the Indian National Congress. The Janata Party has had one member, Neelam Sanjiva Reddy, who later became president. Two presidents, Zakir Husain and Fakhruddin Ali Ahmed, have died in office. Their vice presidents served as acting presidents until a new president was elected. Following Zakir Husain's death, two acting presidents held office until the new president, V. V. Giri, was elected. When Giri resigned to take part in the presidential elections, he was succeeded by Mohammad Hidayatullah as acting president. The 12th president, Pratibha Patil, is the first woman to hold the office, elected in 2007.
question: Who appoints the chairman of the finance commission from 2007 to 2012?
short_answers: Pratibha Devisingh Patil

Pratibha Patil
wikipage: List of presidents of India

Long answers:
knowledge: content: The Finance Commissions (IAST: Vitta Āyoga) are commissions periodically constituted by the President of India under Article 280 of the Indian Constitution to define the financial relations between the central government of India and the individual state governments. 
wikipage: Finance Commission
long_answer: The Finance Commissions are commissions periodically constituted by the President of India under Article 280 of the Indian Constitution to define the financial relations between the central government of India and the individual state governments. From 2007 to 2012, President Pratibha Devisingh Patil appointed the Chairman of the Finance Commission. From 2012 to 2017, President Pranab Mukherjee appointed the Chairman of the Finance Commission. After 2017, President Ram Nath Kovind appointed the Chairman of the Finance Commission.