Pension tax treatment is "hard to justify" and could generate the necessary revenue for long-term care reform according to research.
Providers operating master trusts may form a trade association, possibly as part of the National Association of Pension Funds.
Pensioners' incomes has grown faster since 1999 than those of working age people, the Institute for Fiscal Studies said.
Failure to shop around for an annuity is costing pensioners £124m per year, Key Retirement Solutions claims.
The parent company of enhanced annuity provider Partnership intends to list the business on the stock market.
BT Pension Scheme Management chief executive Nigel Labram has left the company after eight years, following a strategic review at the £37bn scheme.
The government cannot encourage people to save more, amid concerns a decline in spending could shut off the economic recovery, policy experts say.
The industry must automate the decumulation phase of defined contribution schemes, National Association of Pension Funds chief executive Joanne Segars says.
Pensions minister Steve Webb warned further legislation on enhanced transfer value exercises and pension increase exchanges is being "held in reserve" by the government.
Rachel Dalton examines the state of women in retirement