In this task, you are given a sentence in the Japanese language and your task is to convert it into the English language. In translation, keep numbers as it is and make it sentence case (capitalize only the first word of each sentence and noun).

[EX Q]: これらの変革は、競争力の増えたe-トレードへの反動および規制環境の変化であるが、多くの望むようにNASDAQおよびNYSEがお互いの株を取引し、市場株をつかみとる試みで、取引コストを下げ、最終的に消費者の利益となる結果となるだろう。
[EX A]: These changes, a reaction to increased e-trading competition and a changed regulatory environment, will result in NASDAQ and NYSE trading each other's shares and attempting to grab market share, which many hope will drive down transaction costs and ultimately benefit consumers.

[EX Q]: 雲のサイズと分布が典型的なものだと仮定すると、ニカストロと同僚達は、宇宙いたるところにある同様な雲の重粒子平均密度が、行方知れずの重粒子の質量密度と一致することを発見しつつ、初めて信頼できる値を割り出した。
[EX A]: Assuming that the size and distribution of the clouds are representative, Nicastro and colleagues made the first reliable estimate of average density of baryons in such clouds throughout the Universe, finding it consistent with the mass density of the missing baryons.

[EX Q]: また、新華社通信の報道では生後21ヶ月の男の子もこのウィルスで湖北省で月曜日に死亡したと報道した。
[EX A]:
Xinhua News Agency also reported that a 21-month-old boy died Monday of the virus in Hubei province.