This integrated model has worked.

Five years on, the regulators are waking up to the blank cheques that this integrated model has written for its operators.

The company's insistence on clinging to the integrated model it pioneered during the last century has made its share price sluggish over the past few years.

Please note that the views will be generated from the underlying integrated model and any model manipulation.

But we have no integrated model which brings all these factors together into a single algorithm.