The short and long term stories are simplifications, but they nonetheless convey the essence of some critical drivers of price changes. America s biofuels policies inevitably lead to larger price responses to supply shocks in the short run.

My guess is that some great simplifications of what I'm doing may actually have considerable resonance with what's been done in string theory, but that's a complicated math thing that I don't yet know how it's going to work out.

It is especially important that we work together to find an answer to the question why there has been an upsurge in terrorist violence in the world, avoiding excessive simplifications and generalizations in attaching any type of ideological or religious labels.

Ms. Ognjanovac (Croatia) applauded the improvements and simplifications that had been made in the presentation of the budget, and hoped that the observations of the Advisory Committee on ways to further improve the application of the results based budgeting method would be taken into account in future budget documents.