One recent study on Indian publishing was the Nielsen India Book Market Report 2015: Understanding the India Book Market, which is priced, and has been described as a "study" or "survey".
[1] The Indian publishing industry has grown over time and in 2017 was estimated at US $6.7 billion.
[3] According to media reports[1] based on the Nielsen India report, some problems and challenges faced by book publishers in India include: Technology has transformed the publishing industry since: [3] ISBNs for books published in India are available free of cost from the Raja Rammohan Roy National Agency for ISBN,[4] and since April 2016, online applications have to be made for the same.
"[5] However, it adds that the application process for ISBNs in India is "fraught with challenges for many publishers, especially those based outside Delhi" due to the delays involved in getting ISBN numbers (of up to three months), which are considered essential in the book publishing process, and also some difficulties in following up on applications.
[5] While most market size figures are based on surveys or estimates, it can be difficult to get precise figures and statistics on: Business journalist Debashish Mukherji argues that "no one really knows" how big India's publication industry is, or how much revenue is being generated and by which publishers.