作者: 泥土謙卑 時(shí)間: 2025-3-21 22:13 作者: Strength 時(shí)間: 2025-3-22 03:29
1431-875X he first, Introduction to the Mathematics of Population (Addison-Wesley, 1968), gave the mathematical background. The second, the original of the present volume, was concerned with demography itself. The third in the sequence, Mathematics Through Problems (with John Beekman; Springer- Verlag, 1982),作者: BLAND 時(shí)間: 2025-3-22 06:37 作者: Flatus 時(shí)間: 2025-3-22 10:18
https://doi.org/10.1007/978-3-030-76043-4may show males 80 percent higher; the average with living population as weights may show males 70 percent higher; with deaths as weights males may be 50 percent higher. Our question is whether male mortality is 10, 50, 80, or 70 percent higher than female. The issue is raised in Sheps (1959) and Golini (1967).作者: Fracture 時(shí)間: 2025-3-22 13:24 作者: ELATE 時(shí)間: 2025-3-22 18:39
Fractional Differential Equationsat some ages and falling at others, by the rise or fall being moderate or rapid, by its being linear, quadratic, or of higher degree. Any and all of these and their combinations could be given the same detailed attention as stability. Needless to say that will not be done here, nor is it likely to be done anywhere else.作者: CAJ 時(shí)間: 2025-3-22 22:07 作者: 率直 時(shí)間: 2025-3-23 01:47 作者: synovitis 時(shí)間: 2025-3-23 08:51 作者: Afflict 時(shí)間: 2025-3-23 10:40
Understanding Population Characteristics,ics presented as census and other data. Such characteristics as age, sex, marital status, birthplace, occupation, and industry can be treated by the Cartesian method, though not all with equal effectiveness.作者: 哎呦 時(shí)間: 2025-3-23 14:45 作者: Organonitrile 時(shí)間: 2025-3-23 18:16 作者: ARM 時(shí)間: 2025-3-24 01:27
Reproductive Value, with Applications to Migration, Contraception, and Zero Population Growth,zation, of mortality, and of emigration, all supposed to be taking place at a particular age .. By means of the theory we will be able to compare the demographic results of eradicating a disease that affects the death rate at young ages, say malaria, as against another that affects the death rate at older ages, say heart disease.作者: Lacunar-Stroke 時(shí)間: 2025-3-24 04:09
The Multi-State Model, in field after field. To study schooling, one routinely makes life tables of survival in school as against dropping out; to study the effectiveness of a contraceptive, one makes a life table of those remaining fecund versus those falling into pregnancy.作者: 地名表 時(shí)間: 2025-3-24 06:33
Textbook 19852nd editionIntroduction to the Mathematics of Population (Addison-Wesley, 1968), gave the mathematical background. The second, the original of the present volume, was concerned with demography itself. The third in the sequence, Mathematics Through Problems (with John Beekman; Springer- Verlag, 1982), supplemen作者: 以煙熏消毒 時(shí)間: 2025-3-24 10:55
https://doi.org/10.1007/978-0-387-98128-4ased on birth and death rates of the United States in 1965, whose net reproduction rate .. was 1.395 and . was 73.829, all for females. They offer a different kind of knowledge from what would be provided by a kinship census.作者: Missile 時(shí)間: 2025-3-24 17:58 作者: Palatial 時(shí)間: 2025-3-24 22:03 作者: Blatant 時(shí)間: 2025-3-25 00:22 作者: Console 時(shí)間: 2025-3-25 03:57
Applied Mathematical Demography978-1-4757-1879-9Series ISSN 1431-875X Series E-ISSN 2197-4136 作者: CARE 時(shí)間: 2025-3-25 09:33
https://doi.org/10.1007/978-3-030-76043-4clusions were reached by noting how the stable age distribution was affected by ., treated as an arbitrarily disposable parameter. Now we regard rate . not as arbitrary but as determined by the joint action of birth and death rates.作者: 背景 時(shí)間: 2025-3-25 13:10 作者: mutineer 時(shí)間: 2025-3-25 16:03
https://doi.org/10.1007/978-3-031-54978-6d production by the activities of individuals seeking to maximize their utility. The fact that nontrivial problems of aggregation arise, and that the microelements often turn out on closer examination to be unrealistic constructions, does not deprive them of explanatory and predictive value.作者: 駕駛 時(shí)間: 2025-3-25 23:00
The Laplace Transform on Time Scales, the individuals included within some area—state, province, county, or nation. Recognizing only two units, population and individual, permits the construction of models that are readily expounded and understood. Demographers, following in the footsteps of Lotka and other predecessors, have worked hard to simplify this much-too-complex material.作者: Nebulizer 時(shí)間: 2025-3-26 03:06 作者: lactic 時(shí)間: 2025-3-26 06:06 作者: Stress-Fracture 時(shí)間: 2025-3-26 10:04 作者: alleviate 時(shí)間: 2025-3-26 15:54 作者: abysmal 時(shí)間: 2025-3-26 17:14
Projection and Forecasting,vember, and the details of the count were published over the course of years. The census differs only in degree from stock market prices, which are hours old before they appear in the daily press. There are no exceptions—not even statistics of intentions—to the rule that all data are to some degree obsolete by the time they reach us.作者: 藕床生厭倦 時(shí)間: 2025-3-26 23:11 作者: Indicative 時(shí)間: 2025-3-27 04:47 作者: 確定無(wú)疑 時(shí)間: 2025-3-27 08:13
Epilogue: How Do We Know the Facts of Demography?,in birth rates have a larger influence on the age distribution than do differences in death rates. They often claim that a poor country whose population is growing rapidly will increase its per capita income faster if it lowers its birth rate rather than maintaining it at a high level.作者: 鈍劍 時(shí)間: 2025-3-27 12:13 作者: APO 時(shí)間: 2025-3-27 17:22
https://doi.org/10.1007/978-3-030-76043-4But male death rates at most ages are at least 50 percent higher than female rates. The ratio of male to female rates, simply averaged over the ages, may show males 80 percent higher; the average with living population as weights may show males 70 percent higher; with deaths as weights males may be 作者: Ingenuity 時(shí)間: 2025-3-27 19:38 作者: capsaicin 時(shí)間: 2025-3-27 22:35 作者: 我們的面粉 時(shí)間: 2025-3-28 04:26 作者: 千篇一律 時(shí)間: 2025-3-28 06:47 作者: deciduous 時(shí)間: 2025-3-28 10:30 作者: foliage 時(shí)間: 2025-3-28 15:51 作者: overweight 時(shí)間: 2025-3-28 21:16
https://doi.org/10.1007/978-0-387-98128-4ates implies the probability that a girl aged . has a living mother and great-grandmother, as well as her expected number of daughters, sisters, aunts, nieces, and cousins. Certain assumptions are required to draw the implications, some stronger than others. The formulas of this chapter in effect se作者: 處理 時(shí)間: 2025-3-29 02:56
https://doi.org/10.1007/978-3-031-54978-6d production by the activities of individuals seeking to maximize their utility. The fact that nontrivial problems of aggregation arise, and that the microelements often turn out on closer examination to be unrealistic constructions, does not deprive them of explanatory and predictive value.作者: MILK 時(shí)間: 2025-3-29 06:33 作者: 碎石 時(shí)間: 2025-3-29 09:25 作者: epicardium 時(shí)間: 2025-3-29 14:12 作者: ascend 時(shí)間: 2025-3-29 15:59
https://doi.org/10.1007/978-3-030-89972-1in birth rates have a larger influence on the age distribution than do differences in death rates. They often claim that a poor country whose population is growing rapidly will increase its per capita income faster if it lowers its birth rate rather than maintaining it at a high level.作者: 有常識(shí) 時(shí)間: 2025-3-29 22:36
Springer Texts in Statisticshttp://image.papertrans.cn/a/image/159923.jpg作者: GENRE 時(shí)間: 2025-3-30 03:04 作者: 套索 時(shí)間: 2025-3-30 07:33 作者: 媒介 時(shí)間: 2025-3-30 08:50
https://doi.org/10.1007/978-3-030-76043-4table theory are the subject of the present chapter. Chapter 10 will show how a regime of mortality and fertility implies kinship numbers. Stable theory can be generalized in various directions by modifying the assumption of a fixed regime, as will be seen in Chapter 9.作者: reception 時(shí)間: 2025-3-30 16:10
1431-875X for instance, the effect of a lowered death rate on the proportion of old people or the effect of abortions on the birth rate. The answers that it reaches are n978-1-4757-1879-9Series ISSN 1431-875X Series E-ISSN 2197-4136 作者: Bureaucracy 時(shí)間: 2025-3-30 17:06
The Life Table,duals, but for populations it is a deterministic model of mortality and survivorship. That it presents expected values and disregards random variation is contrary to the way nature works and, in particular, oversimplifies demographic mechanisms, yet a rich variety of useful results is based on it. A作者: 失眠癥 時(shí)間: 2025-3-30 21:48
Mortality Comparisons; The Male-Female Ratio,But male death rates at most ages are at least 50 percent higher than female rates. The ratio of male to female rates, simply averaged over the ages, may show males 80 percent higher; the average with living population as weights may show males 70 percent higher; with deaths as weights males may be 作者: 本能 時(shí)間: 2025-3-31 03:53 作者: Obloquy 時(shí)間: 2025-3-31 07:37
Birth and the Intrinsic Rate of Natural Increase,clusions were reached by noting how the stable age distribution was affected by ., treated as an arbitrarily disposable parameter. Now we regard rate . not as arbitrary but as determined by the joint action of birth and death rates.
