Here’s a look at The Options Insider’s favorite tweets of the week.

Financial exchanges/options market

Principles to govern trading: 1) info should be available to all participants at same time, 2) regulators need tools to investigate abuses. (Bob Pisani??@BobPisani)

Re Michael Lewis book: “The high-speed trading controversy has little to do with the little guy.” http://blogs.barrons.com/stockstowatchtoday/2014/03/31/speed-kills-how-i-learned-to-stop-worrying-about-high-speed-trading/?? via @barronsonline?(Barron’s??@barronsonline)

NYSE expecting IPO window to continue throughout 2014: http://bit.ly/1jQpEUu??(Fortune Magazine??@FortuneMagazine)

Larry Tabb: “No Mr. Lewis. The markets are not rigged.” http://on.wsj.com/1dNYb3k?(Steven Russolillo??@srussolillo??Apr 1)

Options Industry Council Announces March Options Volume Rose 14 Percent http://jlne.ws/1hZZEPE?(JLN Options??@JLNOptions)

John McCain: “Technology and resources readily available to trading firms easily dwarf those available to our govt?s primary regulators” (Arash Massoudi??@ArashMassoudi)
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I?m not picking sides? but the amount of HATRED/PANIC/whatever about Michael Lewis?s book on #HFT tells me he?s on to something. (Sean McLaughlin??@chicagosean)
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The S&P 500 hits another record high: http://on.wsj.com/1dMNvCj?(on Wednesday)(Bradley Davis??@bradleydaviswsj)
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The 10-year Treasury yield rises above 2.8%, its highest in a month: http://on.wsj.com/1dMUFqd?(on Wednesday)(WSJ Markets??@WSJmarkets)?
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@Options #MotleyFool with a surprising & smart take on #HFT debate AND a #Schwab slam! http://bit.ly/1dR5tUi?(John King??@jking321)?
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Lars Ottersg?rd, SVP, Head of Market Tech says #posttrade is the new growth area. What do you think is next? http://bit.ly/1j62VR0? @ISSMAG?(NASDAQ OMX??@NASDAQOMX)

$VIX Plunges to Lowest Reading Since January | http://on.wsj.com/1jaKoTI?(on Friday)(Chris Dieterich??@chrisdieterich)??

Prediction: Exchanges will soon be swept up in DOJ HFT investigation. SEC will also enter the fray. Can class-action bar be far behind? (Steve Sears??@sm_sears)?

Economic news

Yellen: Fed takes its 2% inflation goal ‘very seriously’ http://fb.me/1aMIUJS7A?(Futures Magazine??@FuturesMagazine)?
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Euro zone inflation drops to lowest since 2009 http://www.reuters.com/article/idUSBREA2U0F320140331??(on Monday)(Ann Saphir??@annsaphir)??
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Not bad: ISM report includes “largest month-over-month increase in production since June 2009.” http://on.wsj.com/QCigiS? via @WSJ(Timothy Aeppel??@TimAeppel)??
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Stein,who argued that raising rates could head off bubbles, to leave Fed, via @Reuters @ahmannt http://mobile.reuters.com/article/idUSBREA321B220140403?irpc=932??(Ann Saphir??@annsaphir)?
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How will Non-Farm Payrolls Affect the Dollar? See how other labor mkt indicators stack up http://bit.ly/OfCFYX? pic.twitter.com/yQfwTHZfOm?(Kathy Lien??@kathylienfx)?

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This and That

The Net Worth of Young Families Today Falls Below 1989 Levels – @MainStr http://trib.al/zhMoEtk?(Jim Cramer??@jimcramer)
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Here’s how much it costs to propose at every @MLB stadium in the country http://mktplc.org/1fH0mRi? by @Swimmingly pic.twitter.com/fxSwNAKfaP?(Marketplace??@MarketplaceAPM)

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Illinois No. 9 in value of tech investments from China via @kathy_bergen http://bluesky.chicagotribune.com/chi-illinois-tech-investment-china-bsi-news,0,0.htmlstory??(Blue Sky Innovation??@ChicagoBlueSky)
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BREAKING: Amazon unveils Amazon fireTV. $AMZN?(on Wednesday)(CNBC??@CNBC)?

How Samsung tricked Obama into shooting that selfie with @DavidOrtiz: http://buswk.co/OdncZv? pic.twitter.com/Hua20xdBSF?(Businessweek??@BW)??

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?The Countdown Begins! #GetUp4GameDay pic.twitter.com/aainxmrhxL(on Wednesday)(College GameDay??@CollegeGameDay)?

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The IRS has already paid out 73 million tax refunds, averaging $2,831 apiece, according to the latest statistics. http://yhoo.it/1j5W89S?(Yahoo Finance??@YahooFinance)??
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Women represent 43% of all bylines on @WSJ, 2nd highest among the nation’s top 10 newspapers http://bit.ly/1mEDVB2? pic.twitter.com/NMWiAHxEmN?(Rebecca Blumenstein??@RBlumenstein)?

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Lululemon prevails in lawsuits over yoga pants recall http://yhoo.it/1k7M7wC? $LULU?(Yahoo Finance??@YahooFinance)?
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Goldman CEO Lloyd Blankfein got $23 million in 2013: He’s the highest-paid big bank chief: http://on.wsj.com/1i7M78K? pic.twitter.com/2QyNURY60a?(WSJ Markets??@WSJmarkets)?