this trend may reflect in part the effects of technological change and globalisation which have raised demand for highly educated workers and changed the nature of skills needed in the workplace riddell canada currently leads the oecd with the highest proportion of adults aged that have completed tertiary education at compared to for the oecd average oecd a this share rises to for the cohort of yearolds exceeded only by korea however this ranking reflects a remarkably high community college attainment rate at canada boasts the highest share of adults with a college tertiarytype b education versus the oecd average of figure panel a