Unlike rammed earth construction, only human labor energy is required to tamp the soil lightly. The tactic was devised to tamp down organized civilian protests in the West Bank. Once again the States attempted to tamp down the growing controversy without calling a synod. Wyden also voiced concerns about Clearview's efforts to "tamp down questions from journalists". Tamp printing is used to create highly detailed replicas of their originals. Market research indicates that two-thirds of TAMP assets are managed by mutual fund TAMPs. By 2001, the TAMP market was at $78 billion.