A resource reallocation method comprising: enabling a first party to exchange for a common resource and associating it with a first content, wherein the common resource of the first party will be deducted and reallocated to other parties during consumption of the first content; enabling a second party to provide a second content for earning the common resource, wherein the common resource of the other parties will be reallocated and added to the second party during consumption of the second content; enabling a third party to exchange for the common resource by consumption of the first content, so as to consume the common resource by consumption of the second content during which the common resource will be reallocated from the third party to the second party; wherein consumption of time of the first content and/or the second content is counted on a per-second basis.