Renault Twingo of their existing partnership, announced "Project Edison", a collaboration aimed at conceiving a shared platform for small city cars to be shared by both companies. The first cars using the platform were the third generation Twingo and the second generation Smart Forfour. Renault and Daimler invested equally during the research and development phase, with Renault subsequently specializing in the engines and Daimler in transmissions. Both companies tried to ensure a distinctive design. Renault designers took inspiration from the Renault 5. and the first generation Twingo, The car was originally launched with four colour options, as with the original Twingo. The
All models are wrong edition (published in 1978). The second edition (published in 2005; co-authored with William Hunter and J. Stuart Hunter) includes the aphorism three times: on p. 208, p. 384, and p. 440. On p. 440, the relevant sentence is this: "The most that can be expected from any model is that it can supply a useful approximation to reality: All models are wrong; some models are useful". There have been varied comments and discussions about the aphorism. For instance, the statistician Sir David Cox has commented as follows. Burnham & Anderson, in their much-cited book on model selection, state the following