【正文】 and the attempt to transfer pure emotion directly onto the canvas. The movement had an inestimable influence on the many varieties of work that followed it, especially in the way its proponents used color and materials. Its essential energy transmitted an enduring excitement to the American art scene. Science and technology is quite a broad category, and it covers everything from studying the stars and the plas to studying molecules and viruses. Beginning with the Greeks and Hipparchus, continuing through Ptolemy, Copernicus and Galileo, and today with our work on the International Space Station, man continues to learn more and more about the heavens. From here, we look inward to biochemistry and biology. To truly understand biochemistry, scientists study and see the unseen by studying the chemistry of biological processes. This science, along with biophysics, aims to bring a better understanding of how bodies work – from how we turn food into energy to how nerve impulses transmit. Chemistry is a science that explains how salt, something on every table in the world, can be made from sodium and chlorine, two elements that are poisonous to humans. From its beginnings, when Aristotle defined the existence of the atom, to modern chemistry, which bines atomic theory and anic chemistry, this field continues to advance our lives. In technology, you’ll find many of the things that make life easier today. This includes medical advances like MRI machines, fuelefficient transportation, portable puting devices, and flat screen televisions. Advances in the field of technology continue to amaze and astound. Modern puting technology is able to municate wirelessly to the Inter and to other devices – advances that have freed puters from desks and made technology and information available to more and more people. Enrico Caruso’s ascendancy coincided with the dawn of the twentieth century, when the world of opera was moving away from the contrived bel canto (“beautiful singing”) style, with its emphasis on artifice and vibrato, to a verismo (“realism”) approach. The warmth and sincerity of his voice—and personality— shone in this more natural style and set the standard for contemporary greats like Luciano Pavarotti, Placido Domingo, and Jos233。 the harnessing of accidents that occurred during the process of painting。 the use of huge canvases。s first oneman show in 1948 established him as a highly influential artist. His intensely plicated abstract paintings of the 1940s were followed by images of Woman, grotesque versions of buxom womanhood, which were virtually unparalleled in the sustained savagery of their execution. Painters such as Philip Guston and Franz Kline turned to the abstract late in the 1940s and soon developed strikingly original styles— the former, lyrical and evocative, the latter, forceful and boldly dramatic. Other important artists involved with the movement included Hans Hofmann, Robert Motherwell, and Mark Rothko。, and surrealism, became more personally expressive. Jackson Pollock39。s disease. abstract expressionism, movement of abstract painting that emerged in New York City during the mid1940s and attained singular prominence in American art in the following decade。 in glands, smooth muscle, and the heart they are ‘muscarinic’。 an enzyme (cholinesterase) breaks the transmitter down into choline and an acetate ion. The choline is then available for reuptake into the nerve terminal. These same principles apply to cholinergic transmission at sites other than neuromuscular junctions, although the structure of the synapses differs. In the autonomic nervous system these include nervetonerve synapses at the relay stations (ganglia) in both the sympathetic and the parasympathetic divisions, and the endings of parasympathetic nerve fibres on nonvoluntary (smooth) muscle, the heart, and glandular cells。 現(xiàn)貨交易 期貨交易 2月 2日，計(jì)劃購(gòu)買 1500 股 a 公司股票和 4000 股 b公司股票，成本為： 48*1500+18*4000=144000 美元 2月 2日，買進(jìn) 3月份標(biāo)準(zhǔn)普爾 500種指數(shù)期貨合約 2 手，該股票價(jià)格指數(shù)期貨合約價(jià)格為141， 141*500*2=141000 美元 3月 31 日， a股票價(jià)格為 52美元 /股， b 股票價(jià)格為20 美元 / 股 ， 為 實(shí) 現(xiàn) 投 資 計(jì) 劃 ， 成 本 為 ：52*1500+20*4000=158000 美元 3 月 31 日賣出 3 月份標(biāo)準(zhǔn)普爾 500 種指數(shù)期貨合約 2 手，該股票價(jià)格指數(shù)期貨合約價(jià)格為, *500*2=154130 美元 現(xiàn)貨交易比計(jì)劃多支付： 14000 美元 期貨交易盈利： 13130 美元 凈損失 1400013130=870 美元 結(jié)論：套期保值成功。該基金會(huì)要到 3月 31 日才能收入15 萬(wàn)美元，若按現(xiàn)行價(jià) 格可以買入 1500 股 a 股票和 4000 股 b 股票。 凈盈利 美元 結(jié)論：套期保值成功。 6 月 30 日出售價(jià)值線指數(shù)合約 1 手，合約價(jià)值為*500=78750 美元 9月 30 日持有股票市值為 66150 美元，現(xiàn)貨虧損 美元。該投資者于 9月 30日結(jié)清股票指數(shù)期貨交易，使其損失大大下降。這一天 9月到期的價(jià)值線指數(shù)合約價(jià)值是 。則除權(quán)基準(zhǔn)價(jià)為多少？ 解： 12*1010+*2=X*（ 10+2+2） X= 元 股票價(jià)格指數(shù)期貨套期保值 1) 空頭套期保值 某人擁有一批股票，組成一個(gè)資產(chǎn)組合，這批股票在 1982 年 6月 30 日的市價(jià)為 美元。 3 月 24日為除息除權(quán)日。則除權(quán)基準(zhǔn)價(jià)為多少？ 解： 12*10+4*=x*(10+4) X= 612 公司的分配方案為按每 10 股送 2股和每 10股配 2 股的 比例向全體股東送配股，配股價(jià)為每股 元， 2月 24 為除權(quán)日， 2月 23日該股票收盤價(jià)為 12元。則除權(quán)基準(zhǔn)價(jià)為多少？ 解： 12*10=x*14 X=12*10/14= 611 某公司向現(xiàn)有股東按沒(méi) 10股配 4 股的比例進(jìn)行配股，配股價(jià)為每股 元。 除權(quán)除息價(jià)格 1）、某公司按每 10 股送送現(xiàn)金股息 30 元，送紅股 2 股的比例向全體股東派發(fā)股息和紅股，向公司現(xiàn)有股東按 10 配 3 股的比例進(jìn)行配股，配股價(jià)為 8 元。公司股票當(dāng)前的市場(chǎng)價(jià)格為 55元。 2021 年某公司的每股收益是 元，其中 65%的收益用于派發(fā)股息，近 5年公司的利潤(rùn)和股息增長(zhǎng)率均為 6%，并且預(yù)計(jì)將保持這一速度長(zhǎng)期增長(zhǎng)。公司股票當(dāng)前的市場(chǎng)價(jià)格為 35 元。 某公司 2021 年的每股收益為 元，其中 50%的收益將用于派發(fā)股息，并且預(yù)計(jì)未來(lái)的股息將長(zhǎng)期保持穩(wěn)定。投資者持有該債券的復(fù)利到期收益率為： Yco＝ {4 1000＋ 120 [(1＋ 10%)4－ 110% ]960 － 1 } 100%＝ % 債券發(fā)行價(jià)格計(jì)算 01. 例如：零息債券，為 1000 元， 3 年期，發(fā)行時(shí)市場(chǎng)利率為 6%，請(qǐng)問(wèn)該債券的發(fā)行價(jià)格應(yīng)為多少 ? 解：發(fā)行價(jià)格 =1000/(1+6%)3= 02. 某息票債券，面值 1000 元， 3 年期，每年付一次利息，票面利息為 10%，當(dāng)市場(chǎng)利率也為 10%時(shí)，發(fā)行價(jià)為： P＝ 1000 10% /（ 1＋ 10%）＋ 1000 10% /（ 1＋ 10%） 2＋ 1000 10% /（ 1＋ 10%） 3＋ 1000 /（ 1＋ 10%） 3＝ 1000（元） 03. 在例 62中，若債券發(fā)行時(shí)市場(chǎng)利率為 12%，則債券發(fā)行價(jià)為： P＝ 1000 10% /（ 1＋ 12%）＋ 1000 10% /（ 1＋ 12%） 2＋ 1000 10% /（ 1＋ 12%） 3＋ 1000 /（ 1＋ 12%） 3＝ （元） 股利貼現(xiàn)模型 某公司 2021 年每股收益為 4 元，其中 50%收益用于派發(fā)股息，近 3 年公司的股息保持 10%的增長(zhǎng)率，且將保持此速度增長(zhǎng)。這一年的持有期利率為多少？ 解：持有期利率 =（ 9501+20） /1000= 3% 02. 某債券面值為 1000 元， 5 年期，票面利率為 10%，現(xiàn)以 950 元的發(fā)行價(jià)向全社會(huì)公開發(fā)行，則投資者在認(rèn)購(gòu)債券后到持至期滿時(shí)可獲得的直接收益率為： Yd＝ 1000 10%950 100%＝ % 03. 在例