What has most surprised World Bank watchers is how little Paul Wolfowitz has changed the institution he took over one year ago. On Africa, infrastructure, debt relief and the environment, he has stayed the course - for better or worse - set by his predecessor James Wolfensohn. On the high-profile issue of corruption, he has created a lot of noise, but many question whether or not he has a plan. Only in his management moves has he lived up to the fears - or in some cases wishes - of his critic