The Labour leader emphasises his long-term plan to reform capitalism in an attempt to rebut the charge that he is too focused on short-term measures.
Both men are failing to articulate a vision that says more about what kind of country Britain should become than about what it has been.
The Labour leader's pledge to give councils the power to act against the "crack cocaine of gambling" will increase the pressure on the PM to intervene.
The shadow London minister's book sets out the policies required to prevent the capital becoming an ever-more divided city.
Labour states unambiguously that it will be "cutting departmental spending in 2015-16" and will not borrow for "day-to-day spending".
So long as Miliband retains the support of around 20% of 2010 Lib Dem voters, the Tories have no hope of victory.
The Labour leader appears determined to avoid the challenge of fixing state services without spending more money on them.
The danger for Miliband is that his "cost-of-living" attack will be blunted as the economic recovery accelerates. Labour must offer a bigger vision.
How Labour plans to meet its target of 200,000 new homes a year by 2020, including "use it or lose it" powers to tackle land hoarding and a "right to grow" for councils.
The shadow London minister says the capital needs 800,000 new houses and criticises Labour's London mayoral "beauty parade".