Innovation as the expression of firms' evolution capacity: Innovation as an evolutionary process; Innovation as a knowledge-based process; Nature and forms of innovation: towards a continuum approach.- Interactions between KIBS and SMEs and impact on innovation capacities: Interactions: between market and hierarchy?; The impact of interactions with KIBS on SMEs; KIBS innovation capacity and the influence of interactions with SMEs.- Territorial determinants and evolution capacities of SMEs and KIBS: Proximity and innovation; Territory and innovation; The impact of territorial determinants on SMEs and KIBS interactions and evolution.- Operationalisation of the analysis: From the hypotheses to the key variables; Structure of the data; The statistical exploitation procedure.- Statistical exploitation of the SME sample: Segmentation procedures; Multiple correspondence analysis; Path modelling.- Statistical exploitation of the KIBS sample: Segmentation procedures; Multiple correspondence analysis; Path modelling.- Main findings and policy implications: Interpretation of the key findings; Towards an integrated typology of innovation interactions; Implications for policies.- General conclusion.- Appendix: Basic frequencies of the selected variables.- Selected bivariate tests.- PROBIT analysis.