“5) The court may at any stage of proceedings make a costs capping order against all or any of the parties, if – (a) it is in the interests of justice to do so; (b) there is a substantial risk that without such an order costs will be disproportionately incurred; and (c) it is not satisfied that the risk in subparagraph (b) can be adequately controlled by – (i) case management directions or orders made under this Part; and (ii) detailed assessment of costs. (6) In considering whether to exercise its discretion under this rule, the court will consider all the circumstances of the case, including – (a) whether there is a substantial imbalance between the financial position of the parties; (b) whether the costs of determining the amount of the cap are likely to be proportionate to the overall costs of the litigation; (c) the stage which the proceedings have reached; and (d) the costs which have been incurred to date and the future costs.”