Relevance . Gum recession is a pathology often encountered both in Russia and worldwide. Modern surgical methods allow for the complete elimination of signs when adequately choosing strategy, tactics, methodology treatment protocol; complication prevention stable long-term outcome. Autograft allogeneic dura mater as grafting material creating/increasing volume attached gingiva have comparable r...

We examine a general equilibrium model with an asset and consumption good specific steady-state competitive properties. Two environments are considered in our modeling: the is substitute (the can be immediately consumed or stored for later use) complement not immediate but produces goods periods). test through series of market experiments. find that markets help extract large amount surplus. Ho...