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Cari koleksi dengan cepat sesuai kebutuhan Anda.Sedimentary deltas forming in the world’s regulated rivers are a glaring gap in our knowledge of dammed riverine ecosystems. Basic ecological information is needed to inform the current debate about whether deltas should be retained and managed to gain ecosystem services lost under reservoirs or whether they should be partially removed to improve flow conveyance and to resupply sediment-starv…
We investigate optimal taxation of lifetime income with and without an option to emigrate during old age. The government sets the rates of deferred taxation and of taxes on interest income. With immobile agents, the optimal policy consists of full deferral of income taxes on savings and full taxation of interest. Potential mobility of the old calls for lower degrees of deferral and reduced taxa…